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Find Sump pump or interior foundation drains installers in Danbury

Avatar for TC' s Plumbing & Heating LLC
TC' s Plumbing & Heating LLC
4.9(
207
)

Serving Danbury, CT and surrounding areas

Approved

In business since 1997

Free estimates

Warranties offered

"They came same day called. Installed 2 faucets and fixed leaking shower head. Had to come back next day to fix leaking kitchen faucet. Very professional and cleaned up . Would hire them again."
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Recommended by98%of homeowners
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Avatar for Budget Dry Waterproofing, Inc.
Budget Dry Waterproofing, Inc.
4.7(
196
)

Serving Danbury, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2006

Free estimates

Emergency services offered

"Inspection of a previously installed sump pump system (primarily the sump pump). Inspection found that it seized up and wouldn't have functioned. Replacement made - and very fortunately - since when the pump is needed, it IS needed. It wouldn't have been good to have a flooded basement or have an upcoming flooded basement."
Drain at base of bilco
going up on the wall
finished wall area
completed
finished sump pump area

+37

Response time1 day
119 neighbors recently requested a quote
Recommended by86%of homeowners
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Avatar for The Builders & Cleaners
The Builders & Cleaners
4.9(
95
)

Serving Danbury, CT and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"Best experience I ever had hiring some to do exterior & interior repairs!very pleased and highly recommended them to everyone I know !"
Dust out from the ductwork
Dust out from the ductwork
Clean vent
Clean vent
Dust in the return

+1779

Response time1 day
Response rate92%
Recommended by88%of homeowners
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Avatar for Connecticut Basement Systems, Inc.
Connecticut Basement Systems, Inc.
4.7(
176
)

Serving Danbury, CT and surrounding areas

Approved

In business since 1987

Free estimates

Warranties offered

"Excellent, very professional crew, installed a new sump pump quickly . Very personable, clear explanation of all work"
Finished basement in CT
Basement Finishing in CT
Basement Finishing in CT
Basement Finishing in CT
Basement Finishing in CT

+13

Response time10 hrs
152 neighbors recently requested a quote
Recommended by90%of homeowners
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Avatar for Sila Heating, Cooling and Plumbing
Sila Heating, Cooling and Plumbing
4.7(
772
)

Serving Danbury, CT and surrounding areas

Approved (Corporate)

In business since 1989

Free estimates

Emergency services offered

"It went very well. New system installed. They disposed of my old system."
Additional Photos
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+20

Response time9 hrs
17 neighbors recently requested a quote
Recommended by89%of homeowners
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Avatar for Economy Handy Carpenter, LLC
Economy Handy Carpenter, LLC
4.8(
281
)

Serving Danbury, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2000

Free estimates

Emergency services offered

"Nixon came to install interior doors and handles. He was efficient, friendly and reliable. Excellent customer service and excellent work! He was thorough and knows what he is doing. Highly recommend using Nixon to anyone... And we will be hiring him again for any future projects."
Response time3 days
27 neighbors recently requested a quote
Recommended by91%of homeowners
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Avatar for Cassidy Plumbing and Heating, Inc
Cassidy Plumbing and Heating, Inc
4.7(
25
)

Serving Danbury, CT and surrounding areas

Approved

Super Service Award Winner

In business since 1992

Emergency services offered

Warranties offered

"Oct. 6 2025 it went quick. I received an estimate of The job first. The work was done correctly. It didn't take long. If I need plumbing service again. I would contact Cassidy plumbing & Heating."
Response time2 days
Response rate86%
14 neighbors recently requested a quote
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Avatar for Ryan & Company
Ryan & Company
4.7(
60
)

Serving Danbury, CT and surrounding areas

Approved

In business since 1949

Free estimates

Emergency services offered

"I feel confident in Ryan and Sons’ knowledge and expertise in caring for my 250-year-old house. They have serviced my water softener, hot water heat, furnace, as well as performed other services that come up in an old house. Their communication is excellent, sending emails and calling so I know when to expect them. With a service plan on my water system, I get a discount on other services , too - you can’t beat that! Highly recommend!"
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Lochinvar KBN 211
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Response time1 day
8 neighbors recently requested a quote
Recommended by86%of homeowners
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Avatar for Premium Northeast Plumbing, LLC.
Premium Northeast Plumbing, LLC.
5.0(
6
)

Serving Danbury, CT and surrounding areas

Approved

In business since 2023

Free estimates

Emergency services offered

Local owner-operated business specializing in plumbing and heating. Owner has been in the plumbing field for 20 years. We pride ourselves in good communication, competitive pricing and professional service from start to finish.

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Recommended by100%of homeowners
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Showing 1-10 of 15
FAQs for sump pump or interior foundation drains installation projects in Danbury, CT

Most residential pumps draw approximately 1,300 to 2,900 watts when they first start, then settle at roughly 800 to 1,050 watts during normal operation. The exact number depends on the motor’s horsepower and how often the float switch tells the pump to run. Even at the high end, the electricity cost is minor compared with the expense of cleaning up a flooded basement.

Grab a ruler and an empty 18‑inch‑wide pit. During a steady rain, time how much the water rises in one minute. Multiply that depth (in inches) by 60 to calculate gallons per hour, then add 50% for safety. If the result tops 2,100 gallons per hour—about 35 gallons a minute—you’ll need a 3/4‑horsepower unit. Anything lower, and a 1/3- or 1/2-horsepower pump should do the trick.

Loud rattling, constant cycling, or shuddering vibrations are the pump’s way of telling you it’s on its last legs. Musty smells, higher electric bills, and visible rust are other red flags. If the unit is 10 years old or older and exhibits any of these symptoms, replace it before the next heavy rain turns your basement into a wading pool.

You don’t have to hire a licensed plumber, but you should still bring in someone who installs sump pumps for a living—whether that’s a plumber, basement‑waterproofing specialist, or experienced handyman. They know the local codes, can wire the pump safely, and will test the system before they leave. Skipping professional help might void the warranty and could leave you with a pump that fails when you need it most.

Not every basement needs a pump, but if your home sits in a floodplain, has a high water table, or has ever taken on water during a storm, a sump pump is inexpensive insurance. For basements that only struggle with condensation or the occasional damp spot, sealing cracks and improving drainage may be all that is needed.

The Danbury, CT homeowners’ guide to sump pump or interior foundation drains installations

From average costs to expert advice, get all the answers you need to get your job done.

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