New Construction Plumbers in Bellevue, WA

"They transformed our space beautifully. We couldn't be happier with the outcome."

"Nathan was great! He did an excellent job - quick, efficient and always kept us updated. He is very personable and was good with our puppy! Northwest Hydro Jetting contacted us right away. Very easy to schedule an appointment and was on site in less than 24 hours."

"Mark was great. Very knowledgeable and willing to endure my persistent questions. Installation was quick no mess and works perfectly."

"Aaron and his team did an excellent job from start to finish, and I’m completely satisfied with their work. They installed my Tesla car charger efficiently, and I would gladly recommend them and use them again for any future electrical needs."

"Mad Pipers is an INDEPENDENT plumbing business. Zach came right on time for my appointment. He was easy to talk to, knowledgeable and groomed for business. I needed a tub spout replaced for a reasonable fee. He looked at it, gave me a much more reasonable quote than the big name plumbers- made me happy! He got his tools and was done in 15 minutes. I recommend you call the Mad Pipers! - Lucky in Mukilteo"

"Very talented with a remarkable skill set to remodel kitchen and bathrooms."

"Creative Spaces Interior Design does nice work. She was pleasant to work with. Ariana has an excellent eye for detail."

"Another plumber charged over $4k and said it would be another $31k to dig up my front yard and replace a sewer line. I think I was being conned! Geoff showed up quickly, fixed it easily and the cost was about $1.5k. Tenants are happy, I'm happy, Geoff is a superhero!"

About us: "Knockout Plumbing & Mechanical LLC is a local Seattle based company. Knockout strives to leave their clients with peace of mind when each job is said and done. From hydro jetting and sewer repair to remodels/new construction we knock it out. We look forward to hearing from you, so please never hesitate to reach out."