Most bathroom sink drain openings are 1 1/4 inches, although 1 1/2 inches and 1 5/8 inches are also common sizes. After installing new bathroom faucets, the drain is usually replaced. So, it makes sense to standardize the drain size. That way bathroom faucet manufacturers can provide the right-sized drain with their faucet.. While a bathroom sink's design and overall size may vary from one model to the next, the drain holes are fairly standard, 1.25 inches being a general standard, with widths of 1.5 inches and 1.625 ….
Measure that opening to ensure you get the right size drain, or check the manufacturer’s instructions that came with the sink, as they should include the corresponding drain size. Most drain openings are 1 1/4 inches, although 1 1/2 inches and 1 5/8 inches are also common sizes.. Discussion in ' Plumbing Forum, Professional & DIY Advice ' started by EthylOH, Apr 19, 2016 . I'm plumbing in the PVC drain line for a single bathroom sink. It's about 5 feet away from the main stack in the house. I just assumed I would use 2" pipe, but I've also read that 1.5" may actually be better due to the fact that less solids will build up..
Bath Drain/Drain Assembly (256) Escutcheon/Flange (3) Faucet Repair Kit (3) Kitchen Drain Trap/Component (1) Kitchen Drain/Drain Assembly (15) Other Sink Repair Part (8) Other Tub/Shower Repair Part (2) Supply Line (1) Tub Complete Drain Assembly (31) Tub Overflow Plate/Washer (4) More Ways to Filter. Color/Finish Family. The Plumber's Choice (119). 3 Tips on Installing a Sink Drain 4 Easiest Way to Vent Bathroom Plumbing This pipe network is usually made of PVC and can be 1 1/4 or 1 1/2 inches in diameter..
How To Reduce A Bathroom Sink Drainline: DIY Plumbing Videos will show you how to reduce a 1 1/2" drainline pipe to a 1 1/4" drainline pipe. https://youtu.be…. Re: What is the standard bathroom sink drain diameter? Author: e-plumber (NY) The connection in the wall is probably 1-1/2" and that's the size I would go with for the chrome plated tubular p-trap, see picture. Where the 1-1/4" tailpiece comes down into the trap, use an 1-1/2" X 1-1/4" washer. P.S.. When picking a bathroom sink drain pipe check the size of your opening in the bottom of the sink. If it is around 1 5/8 inch you would use a standard 1 1/4 drain pipe. Check for an overflow hole ….
Are all bathroom sink drains the same size? No. The size of the bathroom sink drain goes from 1 1/4 inches (32mm) to 1 1/2 inches (40mm). 1 1/4 inches is the general standard and 1 1/2 inches and 1 3/5 inches are commonly used. What is the standard weight of a bathroom sink? Weight depends on the material and its overall size.. A bathroom sink pop-up stopper is a very convenient feature, and while the installation is usually easy, occasionally the process is complicated due to variations in the fixture or fittings. If you need to install a new pop-up drain for any reason, these instructions will simplify the process..