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Top-Rated Water treatment pros in Brooklyn - Updated Nov 2026

Avatar for DNS Plumbing & Heating
DNS Plumbing & Heating
5.0(
14
)
Water Treatment & Purification System - Install or ReplaceWater Treatment & Purification System - Repair or Service

Serving Brooklyn, NY and surrounding areas

Approved

In business since 2020

Warranties offered

Credit card accepted

"Daniel was courteous and professional in helping us replace our fixtures. Most importantly, he made sure our home stayed clean and was very respectful towards our family and our living space. He was upfront about pricing and explained everything thoroughly."
Response time2 days
Response rate89%
Recommended by90%of homeowners
Avatar for All Weather Heating & Cooling
All Weather Heating & Cooling
4.5(
70
)
Water Treatment & Purification System - Install or ReplaceWater Treatment & Purification System - Repair or Service

Serving Brooklyn, NY and surrounding areas

Approved

In business since 1969

Free estimates

Emergency services offered

"I was very happy with my service call today! The repairman, Scott, was knowledgeable and pleasant and wore a mask and gloves throughout., so I felt safe, despite the pandemic. He serviced both of my central air systems and diagnosed the problem with the malfunctioning one and fixed it. By the time he left my house was already a much more pleasant place to be!"
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+13

Response time3 days
7 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for Mike Plumbing
Mike Plumbing
New to Angi
Water Treatment & Purification System - Install or ReplaceWater Treatment & Purification System - Repair or Service

Serving Brooklyn, NY and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

Over the 10 years of experience, we have been dedicated to providing our clients with the very best in service, and repair for all phases of your plumbing needs. We specialize in a variety of residential and commercial services and take pride in the attention to detail put into each of the projects we're involved with. We're known for our quality work and the integrity of our business. We look forward to building long-term relationships with our clients, and guarantee your satisfaction.

Response time20 mins
Avatar for Greenovative Home Improvement
Greenovative Home Improvement
4.5(
1
)
Water Treatment & Purification System - Install or ReplaceWater Treatment & Purification System - Repair or Service

Serving Brooklyn, NY and surrounding areas

Approved

In business since 2013

Free estimates

Emergency services offered

"Antonio, at Greenovative, was great. I really enjoyed his professionalism. He and his crew found creative ways to decrease the price of the project. We are happy we gave Greenovative this project. Honestly, we will use them again."
Response time1 day
Response rate100%
Recommended by100%of homeowners
Avatar for Hasanur rashid
Hasanur rashid
5.0(
1
)
Water Treatment & Purification System - Install or ReplaceWater Treatment & Purification System - Repair or Service

Serving Brooklyn, NY and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

I am a construction worker. I have five years of experience. I am working as a 🔵CARPENTER \n🔵Brown stone 🔵 Roofing 🔵Water Proofing 🔵Brick Works 🔵Thorocoat 🔵 Power Wash 🔵 Pointing 🔵Stucco 🔵 Sidewalk 🔵 Will you work your home/office please knock me.

All restroom remodel
All restroom remodel
Restroom remodel
Restroom remodel
New restroom

+5

8 neighbors recently requested a quote
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