The tub allows you to send wash water from a washing machine to the drain without any additional plumbing. With an electronics degree and more than 10 years of experience, she applies her love of gadgets to the gardening world as she continues her education through college classes and gardening activities. If the valves for each water supply are too difficult to turn clockwise by hand, use a crescent wrench to turn. Since retiring he has written freelance stories and a weekly computer security column. By using our site, you agree to our. Follow all the manufacturer's instructions for use. Slide the Y-fitting quickly onto the drain pipe before the glue dries. He also writes a food appreciation blog: Al Dente. Apply purple primer with a small brush onto the outside of the drain pipe that will receive the Y-fitting. It’s recommended that you place the sink as close to a drain pipe as possible. Slide the laundry tub over to the sink trap. wikiHow's. Continue to step-by-step instructions. Utility sink drains must be vented to the outside but in most cases can share washer vents. Check local building regulations for specifics, however, and get any needed plumbing permits. Place the laundry room tub close to this drain pipe so that you can attach the tub's drain piping to the main drain. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/6\/63\/Install-a-Utility-Sink-Step-1.jpg\/v4-460px-Install-a-Utility-Sink-Step-1.jpg","bigUrl":"\/images\/thumb\/6\/63\/Install-a-Utility-Sink-Step-1.jpg\/aid9490368-v4-728px-Install-a-Utility-Sink-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"