This system is installed under the basement floor where water is directed to a sump pump, through the pipes and to an exterior storm sewer. Commercial plumbing drains are measured in inches. When necessary 1/8 bends and 1/6 bends can be used. Shop. 33, which equates to a conservative safety factor between 3 and 4 relative to the minimum specified masonry compressive strength. Types Of Flooring That Are Best For The Basement: Engineered hardwood is a cheap and cost-efficient flooring solution compared to the other flooring solutions available in the market. Determine the location of the rough-in stub-outs. The bathroom in this project is typical and includes a toilet, a pedestal sink, and a one-piece shower stall. 14-inch rough-in. Most codes allow a removable joint of a trap assembly to act as a clean-out for a fixture drain. Install a drain or sump pump in homes with a basement or crawlspace. Repeat the steps of the plunger and the water if the clog remains. 2(1) shall be air entrained as specified in Table R402. See full list on bobvila. You need to make a plan that shows the layout and connection of pipers, location of plumbing. Water enters any of the pipes in the maze or system. The full 4×3 toilet flange unit stands 2 ¼ inches high. Install the plumbing, and. Spread a thin layer of solvent glue on the same surfaces. Typical basement floor drain layout. The drain opening leads to the drain trap or P-trap. . Once 30 minutes is up, take the stopper out and use a plunger. com These are the types of basement floor drains: French drain: a drain filled with perforated pipe and gravel. Stormwater Drainage Design for Parking Lots ACE Group, LLC Course Outline Parking lots can be seen almost everywhere, from shopping centers to office buildings to schools. Basement and Floor Drain Backflow Preventers. Small, simpler solutions could be as low as $500, and more complicated projects could get as expensive as $18,000. Average Cost. Stylized floor plan symbols help architects and builders understand the space’s layout and where lighting, appliances, or furniture may go. Place vents on all four sides of the crawl space. The following diagrams show some of the various approaches to common venting. 3. The problem isn't level, it's flat. This course covers the basics of designing an adequate storm drainage system for a parking lot. Toilet drainage lines must be installed at a steep enough angle so that gravity will carry solid waste to drain. How To Plumb bathroom sink (Step by Step Instructions) 1. And supply pipes that aren’t anchored every 6 feet or so will rattle and thump every time a faucet is turned off. Remove the strainer (grate) or lid from the basement floor drain. Make riser drawings to show vertical pipe runs as well. A floor drain can be effective for minimizing pooling water that a sump pump alone might not dispose of right away. A standpipe is an efficient way to drain a washing machine, and it has advantages over relying on a wash tub or laundry sink for drainage. The best way to prevent a basement drain from backing up is to install a reverse valve that prevents water from coming back through the drain. and size of floor drains are all important factors in the design of a drainage system. sanitary layout p1002 2 0 0 5 2 0 master plumber 11060. When water in the soil is only a few inches above the basement floor, water canThe standard rough-in size for toilets is 12 inches for two- and one-piece toilets. Immediately slide the drain pipe into the socket on the drain body and hold it in place until the bond hardens. 6. However, you can find measurements ranging from 10 to 14 inches as well – most often in older households. 2. 2) Water moving horizontally from some distant source. 69 k. Previous article Typical Basement Floor Drain Layout. How to plumb a basement bathroom diy pin on plumbing rough in shower drain diagram fascinating facts floating walls help identifying home unique roug diagrams and layouts. The least-expensive option for basement construction involves the use of concrete blocks or masonry. This publication will discuss basement drainage, floor and wall design, con-crete mixes and curing, insulation, and commercial basement products. Concrete foundation walls in finished rooms/areas shall be furred out and insulated with a minimum of R-8 insulation extending down to the basement floor slab on basement walls less than 50% above grade and a minimum of R-13 insulation on basement walls that are more than 50% above grade. From the IRC, R309. Pull your tape measure from the back wall of the toilet. Medium Duty (MD) - Safe Live Load 2000. To reduce chances that vent gases will enter the home, stack tops must be at least 6 in. Make sure the drain body is fit with the shower pan and install the drain body into the bottom of the shower pan. 15 Drop Connection - A length of conduit installed vertically immediate1 y before its connection to a sewer or to another drain. Lay the drain pipe, perforations down, in a gravel trench with at least 6 inches of ½-inch to ¾-inch washed gravel or stone above the pipe and at least 2 inches below ( IRC 2009 ). From the center of the drain, measure 4 inches to the left and 4 inches to the right. Maintain a minimum slope of 1⁄4 in. Unlike exterior French drain systems, an interior perimeter drain does not require you to disturb your landscaping and. Check the water, drain, and vent systems for possible leaks. Channel materials include: Fiber Reinforced Concrete. Must assume that all along the perimeter of the basement floor, there are 12-18″ drain tiles (pipes) buried to weep/wick exterior wall water from getting under the basement floor. Sewer Cleanout Cap In Basement. In most cases, washing machine P-traps are above the floor. (13 – 10 = 3; 3 x 4 = 12). The sump is a submersible pump that sits in a basin surrounded by stone below the basement floor. - The removal of any liquid by a system constructed for 2. After the shower base is set, lubricate the gasket with plumber’s soap and slide it into place between the drain body and the pipe. On average, the cost per linear foot for a professional installation can range from $10 to $20. Use solid pipes for floor discharge drains to daylight or provide mechanical traps if they discharge to subsurface drains. Click on more information about home building and design projects that could insp. When waterproofing your basement, you have various drainage options. By Claire Godard | May 5, 2021. 4. Standard floor drains come in two types: indoor and outdoor drains. Whether installed in the yard or the basement, a French drain works on the same principle. Start by making a swale-essentially a gentle, shallow drainage ditch. If the drain connects to the sewer system, it's suitable for draining a washing machine, water softener or basement laundry sink. If the new bathroom is on the second floor, the main drain will have to travel through the wall on the first floor and down to the basement or crawlspace. Put a stopper over the concoction and keep it there for 30 minutes while a foam forms. Drain tiling is one of the most common methods of. Fig. Your first line of defense is an interior drainage system. A cleanout drain allows the homeowner an access point to the main sewer line. 3. This film serves. Poorly maintained drainage systems can cause sewage waste to seep into the basement ceiling. With a 70-pint capacity, this dehumidifier provides multiple RH settings from 30% to. Indoor floor drains collect overflowing water from sinks, toilets, tubs,. 2. Traditional Floor Drains. When designing your residential plumbing layout, consider all the rooms that might need water access. How to rough in a basement bathroom during renovation 🛠You bought a new house, and you have a roughed-in bathroom with some plumbing sticking out of the con. 8. Discard the debris in a trash bin so that it doesn't get pulled back down into the drain. Note that cutting, fitting, and sealing rigid insulation to fit between floor joists is labor-intensive. 14 inches of immediate connecting pipe. When waterproofing your basement, you have various drainage options. 2, the flow of free air will be sufficient for the propped design. Finally, plug in the pump and give it a test run. This way, you get complete privacy in the toilet space. For example, a floor drain in a typical corridor will not be exposed to as much water drainage compared to a floor drain located in a locker room. This step can stop basement flooding from several hidden downspout drain problems including. . A floor drain system is typically installed at the time of construction. Plumbing Depth. Concrete Basement Media Room. The standard recommendation for sloping ”drainage” floor surface is to provide a nominal 2% slope from the corner of each drain area in order for water to drain freely with minimal assistance. SECTION R405 FOUNDATION DRAINAGE. Basement drainage system interior and exterior waterproofing free estimates sketch of less effort flooding solutions that you need to give a try wet diy arrow service team darin tile north dakota drains specifically for bay area houses sewer backup drain flood causes cyclone valves gratedrain jamison how house works simple plumbing diagram. To properly clean a floor drain, start by pouring hot water into the drain to check if it's still working. Preventing basement floods in old homes drain tech sewer backup flood causes cyclone valves floor basics homesmsp why is there a hole my hvac buzz the inner workings of your kellermeier plumbing how to troubleshoot line problems pipe blog oakland. 0. Home drain tile refers to a drainage system around the perimeter of a home, either outside or inside. Knowing how plumbing works will help you understand the problems you run into. Similar to other bathroom designs, accessible bathrooms have multiple layouts differentiated. Common signs of improper drainage include gutter overflow, foundation cracks, attic mildew, pooling water, basement leaks, and landscape damage. List All the Rooms That Need Plumbing. Rough-in kitchen drains so that the trap is about 8 in. Excess water enters the drain, goes through the catch bowl, and is carried away. 14 inches of immediate connecting pipe. Floor drains will also facilitate required monthly testing. 1) Water draining down from the surface. The laundry is roughly 22' away from the main drain. The length of the bathtub at the end dictates the bathroom's width. Because the plumbing rough in happens prior to the concrete pour, layout accuracy becomes crucial long before the first wall is built. The genset room floor should be liquid-tight to prevent leakage of oil, fuel, or cooling liquid into nearby soil. R402. Repeat the steps of the plunger and the water if the clog remains. Use the float to completely fill the gap under any existing walls. 2. Fill the basin with water nearly to the top. | Published on Feb 24, 2023 The basement floor drain provides an exit for water in the basement before it reaches the windows. Drain to drywells. ICC endorsed edition. If site grade is level or directed toward the house and if space is available on the site, install swales to capture, control, and filter stormwater runoff, allowing it to percolate into the soil on site. All of this water gets treated by a public sewer treatment plant, or by a private septic system. Typical structural floor construction is 4000 PSI 6" concrete slab with welded wire fabric designed for a live load of 80 LBS/SF, and with a ramp slope of no more than 5. 4. Be sure to evaluate each room individually and list what fixtures or appliances you will have in each. 40 basement floor drains diagrams Trap drain basement if tywkiwdbi floor schematic tai widbee wiki Typical basement floor drain layout. Perforated pipe is also popular. Size 106. . The drainpipes collect the water from sinks, showers, tubs, and appliances. This type is sometimes called drain tile because it was made from old roofing tiles in the days before plastic pipes. Concrete s compressive strength is much greater than it needs to be to support a. 4" of concrete so that just the pipes that the toilet will sit on and the sink will connect to are exposed. This trap is a standard three. • Vent pipes exhaust sewer gasses and supply air to the pipes to keep things flowing smoothly. The Wet Basement “Solution”— External Drainage Basements are not designed to be waterproof, only water resistant. 4. Old houses often had a toilet in the basement. Other techniques, such as a plunger, drain snake, or chemical drain cleaning, may need to be taken into consideration if the obstruction persists. 20 unique basement floor drains. Situated at the lowest point on the basement floor, the floor drain serves as an outlet for water from a leaking water heater, condensation from an HVAC unit or even seepage due to heavy rain. Start by making a swale-essentially a gentle, shallow drainage ditch. Figures 2-11 through 2-13 show configurations with insulation on the exterior surface of basement walls. SCOPE 1. One of the pipes in the maze continues around the house or the yard to a low spot. system installed that does not drain to the septic. Even though the drain 13. Concrete screenings, slag sand or paver base are equivalent substitutes for foundation rock. Select a location in the basement or crawlspace. A basement plumbing rough-in is the first stage of plumbing in a basement. Since the days of the caveman we have seen the emergence of simple drainage systems. washed or clean gravel and with gravel layer fully wrapped with fabric cloth. Seal the drain body in place using silicone. Subscribe to newsletter. Just like water distribution systems, drain, waste, and vent systems have evolved over the years. Gravity carries the waste and. top of page (440) 476-3601. An undersize, improperly sloped drain will continually clog. The top of the foundation drain, should be below the top of the finished basement or crawl space slab. Plumbing diagram of traps and vents floor drain basics how to unclog a basement floor drainThe bathroom sink’s water lines are roughed-in 3 inches above the drain. Toledo Office. An in-depth illustrated manual dedicated to the IPC plumbing venting methods. Foundation drains should pitch at least 4 inches in every 100 feet of length. " Foundation Drain Tile Installation TIPS. 8 Drain tile installed at basement and crawlspace walls, with the top of the drain tile pipe below the bottom of the concrete slab or crawlspace floor. 1. For years, basement floor drains have been a requirement of most international and local. However, it still takes an experienced professional to fix them. A virtual tour. Enviro Design Products: FootLoose RV Site. Drain 9th postedHow to install window well drainage Basement sump drainage drain critical keepBasement drainage system diagram repair replacement drain systems types repairs. 4. SECTION R403 FOOTINGS. To make a plumbing plan: Draw all fixtures to scale size and make sure they are not too close together. 0. In addition to the provisions of this chapter, the design and construction of foundations in flood hazard areas as established by Table 301. In this section several typical basement wall sections are illustrated and described. Filed Under: Plumbing Tagged With: apartment building plumbing. Step 1: Understand the layout. The sizing of common venting is specified in Table 911. These drains effectively collect excess water and help keep your basement dry. Build a creek bed to direct water away from a low spot in your yard. There are several types of systems, including a floor drain, French drain and sump pump. 100 sheet contents proj. Create a seal with the plunger and move it up and down several times to try to get the clog out. In an ultra-competitive market, the difference between 1½-inch and 2-inch drain pipe may put your company out of the running. Some older buildings have basement floor drains that connect to the storm sewer system. 2. Mar 8, 2014 - Plumbing Layout for typical basement bathroom. The sump pit (also known as sump, sump basin, or sump well) is a water collection hole in the floor of your basement or crawlspace. Space Allocation : An average garage requires three to six times more square feet than the actual dimension of a car to accommodate drive aisles, ramps, and standard. Plus, there’s the cost of labour—installing a perimeter drain system is a time consuming process, one that most homeowner’s aren’t equipped to do themselves. Plumbing drawings provide all pertinent information on the design of the plumbing system for a project, including line sizes and location, fixture location, isolation valves, storage-tank capacities, hot-water-heater capacities and locations, and drain locations and routing. Steel rebar is generally used to reinforce the strength of these walls. Sewage Treatment 1)Where a fixture or equipment discharges sewage or waste that may damage or impair the sanitary drainage system or the functioning of a public or private sewage disposal. The price could hit well over $110,000 if you choose high-end appliances, cabinets and countertops plus put in a separate entryway. A horizontal drain pipe usually gets blocked by soap and grease residues and causes. The drain trap or P-trap is the curved segment of pipe directly below the fixture drain. A sanitary sewer, as its name implies, solely takes the flow of sanitary water. There are various types of floor drains to choose from, including linear drains, center-point drains, and general. Discharge/drain hole (vertical): 16-20 inches from floor. The basement ceiling is a particularly sensitive area. 0 Comment. Run the 1 1⁄4-in. 1. How to fix it 4. One job is supporting the house; the other is holding back the pressure of soil against the side of the basement. Insert the assembly down through the wall plates and temporarily anchor it. It isn't just for the bathroom but it could be sloped for a good part of the basement to here. Foundation drains are intended for the drainage of seepage, springs and wet areas within and adjacent to the foundations of the road formation. Drains bthrm diagrams. Isometric drawings of hot and cold water piping must include the type and size of pipe and method used for sizing pipe. 2 and a foundation drain shall be installed in accordance with Section 1805. You CAN use it to put in drain lines though, and I've done that too, but always for sump pumps. FLOOR DRAINS ZURN PLUMBING PRODUCTS GROUPSPECIFICATION DRAINAGE OPERATION, 1801 PITTSBURGH AVENUE, ERIE, PA 16502 PHONE 814/455-0921 FAX: 814/454-7929 WEBSITE: Page 4 FLOOR DRAIN SIZING and LOCATION The location, number, and size of floor drains are all important factors in the design of a drainage system. Sanitary house sewer line. A basement drain is installed in a concrete floor, usually when the home was originally built but sometimes retroactively. Design values for flexural tension stress are given in Table 4. As the image to the left shows the twp properties still have their separate privately owned branch lines, however where the two private systems meet it becomes a rateable. The drain field has a very slight downhill grade over its surface, if that means anything in this. 20 unique basement floor drains. Typical Domestic Drainage System Layout Plans . Make sure the Y-fitting is low enough to allow for installation of the other drain lines. Cost To Finish A Basement Per Square Foot. 2. Standard enclosure shower sizes: 30 x 30 inches. Software Autocad DWG. To close and open the drain, two different assemblies are common: pop-up and plunger-type. Floor drains are primarily used for inside locations where the flow rate into the drain can be anticipated. You don't get to just "level" it. Save Time Editing PDF Documents Online. 5%. liquid to the storm or sanitary drainage system. Categories: Trending 104; Facts 98; Wall 98; Exclusive 96; News 92; Must Read 92; Hot right now: News. It is very common for homes in areas that get regular rain-fall or have high water tables. After the wiring, ducting and drywall are in place, the plumber comes back one more time to. The system of pipe works like a maze in reverse. Supply line (horizontal): 4 inches to left and right of the centerline, respectively. There’s more to proper plumbing than just following the codes and rules. 1. The linear drain must be able to handle the combined flow rate of the fixtures installed in the shower. Sink supply line (height): Two holes; vertically, both are about 2 to 3 inches above the drain pipe. Wait 20 minutes, then smooth it with a finishing trowel. Will this pass inspection, or do I need to vent directly from each trap? Update: Part of the issue is I'm running into is that my plumbing is in the footing of my monolithic slab. - Similarly requirement of 50mm drain for the urinal is because of the possibility of frequent clogging. 1) No vertical soil-or-waste pipe shall conduct both sewage and storm water. In addition, this chapter gives comparable designs for both fullDivision B:Acceptable Solutions Part 2 – Plumbing Systems British Columbia Plumbing Code 2018 Division B 2. What to look for 3. above the floor for the same reason. The fixture drain is the start of the drainage pathway or the DWV. They have gratings that are made of metal or plastic. . This pipe is normally a 1-1/4 to 2-inch-diameter segment of pipe with a sharp curved bend in it, shaped like the letter "P. They are usually round, but can also be square or rectangular. Sink supply line (height): Two holes; vertically, both are about 2 to 3 inches above the drain pipe. A sump pump system consists of four major parts: a ground water collection system, a sump tank, a pump, and an outlet drain. The rainfall intensity and characteristics of catchment area are the major factors for designing metropolitan storm water drainage facilities. The first step in designing a sub-slab drainage system is to perform a thorough review of the subsurface and groundwater conditions, and the interior and exterior as-built conditions of the building and site. For these reasons, we can design Plumbing Layout. That means there is 12-inches between the center of the toilet flange to the finished back wall. The following diagram shows typical exterior house plumbing. Typical Cellar Drainage Layout. Seal walls in your basements with waterproofing compounds to avoid seepage. Check Details Septic drainfield typical detail systems uga extension figure beginner guideIf you work in a tract home market, you may not have the luxury of doing this. . Application. Sump Pump Installation Process in 8 Steps. Most contractors prefer to use rigid drain tile for basement footer drains. The central idea behind the sump pump is quite simple. The foundation drainage system needs to be below the surface to work correctly. Floor Slab Schematic. Type Premium Drawing. We're looking at a basement bathroom and discussing minimum code r. Noisy gas. Your old house might have even been built before the need to have a vent system to aid drainage was. Can be completed in a fraction of the time involved with traditional sewer replacement. Floor Drain Basics. Shower enclosures are a good option for small bathrooms since the panels help with overspray. pdffiller. It has many names but is most often called. This decreases the amount of liquid that can flow through the pipe. IPC - 708. All drain and waste lines slope downward from sinks, tubs, toilets, and fixtures. 95. A basement floor drain can collect water from multiple sources such as: leaking water heater; cove joint; dripping condensation line; basement dehumidifier; Types of Basement Drains. Dozens of diagrams and photos showing the correct and incorrect examples of common venting, horizontal and vertical wet-venting, combination waste and vent, circuit venting, single stack venting and more based on the criteria established in chapter 9 of the 2015 International Plumbing Code. To accommodate this, the discharge hole should be at least 18 above the floor level and 20 from the front rim of the toilet. The two traps and their fixture drains can be either at the same level or at different levels, provided that they are on the same floor. 33. CHAPTER 4 FOUNDATIONS. The toilet flange should connect to a 90-degree fitting that connects directly to the drain line as you show. The gravel is usually left exposed at the floor. Cleaning a Denver basement, bathroom, or other types of Denver floor drains is a necessary task to ensure plumbing efficiency and prevent blockages. Then, run warm water in the drain for a couple of minutes. Can be costly to install. “Be aware that excessive. The drain trap is below the sink, bathtub, or other plumbing fixture. Kill drain flies in the sink basin, wall, or ceiling using a dish liquid and water mixture inside a spray bottle. floor drain (type-2) gspublisherversion 0. Toilet drainage lines must be installed at a steep enough angle so that gravity will carry solid waste to drain. 2 Concrete. horizontally from a parapet wall, dormer sidewalls, and the like. If the new bathroom is on. *. Question: Bubbling & bubbling noises at basement floor drain. The slope of the sewer system is joined by trunk or main sewers but the exact location is influenced by number of factor such as position. Dozens of diagrams and photos showing the correct and incorrect examples of common venting, horizontal and vertical wet-venting, combination waste and vent, circuit venting, single stack venting and more based on the criteria established in chapter 9 of. 40 mm Trap Arm to 50 mm Drain 30 - Kitchen sinks to have minimum 40mm trap and shall drain into a 50mm drain. Some homes have floor basement floor drains that drain into a sump pit and the water rises through the ground. 3) Water rising up as a fluctuating water table. . The trench depth will vary depending on the amount of water you get and the type of foundation you have. off-center (opposite from where the disposal will hang); this will ensure plenty of room for connections. Old Basement Floor Drain Diagram. It, therefore, perform better than the single compartment tank. A second more reliable radon control solution is to control and isolate the source as suggested for basement construction in Chapter 2. The water in your basement must be able to drain. For design assistance and product supply call Innovate Building Solutions nationwide at 877-668-5888 or for professional shower installation The Bath Doctor at 216-531-6085 (in Cleveland). (This system pumps out to a different part of the yard. Create Zones. 5 gallons per minute. S-Trap. Not. Though a drain cannot be smaller than 1 -1/4” diameter, most codes dictate that the smallest drain size buried below ground is 2” diameter. Slit an “x” in the polyethylene membrane at penetrations. Anatomy of a Floor Drain. Standard linear drains can handle up to 9 gallons of water per minute and connect to a 2″ waste line. Drains should be selected with sufficient top size and grate free area to pass the anticipated flow. Other homeowners appreciate a closed off laundry room, leaving the rest of the basement floor plan for entertaining family and friends. This applies to drain pipes that are above ground as well, like those in your home. I'm working on a layout for plumbing under slab. Sanitary house sewer line. C. They may also function to drain seepage or groundwater from the sub-grade. Basement walls are typically constructed of cast-in-place concrete or concrete masonry units. This floor layout is the best choice if you have a small house. 1, 6/16/2022 Fairfax County, Virginia-Typical Finished Basement Details Page 7 of 12 ll existing floor system new 2x blocking @ 24" o. Apply the insulation to the cold cellar or garage wall separating the heated basement from the unheated space, as if it were an external wall. Water-resistant floor coverings: Paint the concrete slab with a heavy-duty paint or cover the floor with glue-down vinyl if the slab is smooth and crack-free. 6 Pedestrian Circulation--Stairs and. Drains should be selected with sufficient top size and grate free area to pass the anticipated flow. Where the 12-inch is, that will be the center of the toilet’s drain hole. Because the plumbing rough in happens prior to the concrete pour, layout accuracy becomes crucial long before the first wall is built. 2. The float should rise, the pump should turn on, and. Rough-in kitchen drains so that the trap is about 8 in. To my suprise, the pipe under the slab was iron, and in very good condition after 50 years. Once the builder constructs the rough frame of the house, the plumber installs the water supply lines. A nice one person shower is 3’-6” square. Another major cause of a leaky basement ceiling is improper drainage. Garth Dreger PE. Dry-fit all pieces, and use a grease pencil to make alignment marks on pipes and fittings. 20 Minimum 3" concrete floor thickness 321. Flexible corrugated plastic pipe is an expensive option, but it may get crushed during the backfilling process. Floor drains are primarily used for inside locations where the flow rate into the drain can be anticipated. SECTION R402 MATERIALS. How to clean gas stove burner heads safely so. Roads will affect the natural surface and subsurface drainage pattern of a watershed or individual hillslope. Make a layout and learn which areas need advanced plumbing, like bathroom and kitchen. One of the key pieces of information needed for determining which floor drain best suits your application is knowing the maximum amount of water the floor drain may be exposed to. a typical one-story, two-family dwelling consists of a bathroom and kitchen sink on the first floor, and a laundry tray and floor drain with a 4" trap in the basement false in some jurisdictions, additional venting may be necessary to satisfy plumbing code requirementsThe cost per foot of curtain drain can vary depending on the region and the type of installation. This measure combines the 1 ¾ inch pipe and the ⅜ inches flange thickness. 1. Dig out enough dirt from the trench so the drain lines can be sloped 1/4 inch per foot length down to the sewage tank/pump unit. It can typically be found on the main sewage line, just before it meets the home's foundation. off-center (opposite from where the disposal will hang); this will ensure plenty of room for connections. Note the rag stuffed in the shower drain to keep it clean:Concrete masonry is used to construct various foundation wall types, including full basement walls, crawlspace walls, stem walls and piers. Currently I'm only planning on venting the system using a single vent stack which will also house a clean-out. It consists. 5 inches to have a height of 16. The top three areas are the bathrooms, kitchen, and laundry room. $110 – $215.