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TRUSTED BY ISLIP, NY HOMEOWNERS

  • Average homeowner rating star icon4.6
    Average homeowner rating
  • Verified reviews icon1.3k+
    Verified plumbing services reviews

Find Plumbers in Islip

Avatar for Snake the Drain Plumbing  & Drain Services
Snake the Drain Plumbing & Drain Services
4.8(
517
)
Faucets, Fixtures and Pipes - Repair or ReplaceDrain Clog or Blockage - ClearSewer Main - Clear+1 more

Serving Islip, NY and surrounding areas

Approved

In business since 1996

Free estimates

Emergency services offered

"I recently purchased a condo and had the kitchen sink replaced. Louie came and did a great job installing the faucet. Several weeks later I needed the guts of a toilet bowl tank replaced. Louie replaced the parts in no time. I had lived in a house for several years and the plumbing was old. On many occasions I called Louie for issues with the kitchen sink, shower/tub, and toilet bowl problems. Louie is very professional and timely, and he is an honest businessman and a really nice person. He is the ONLY plumber I will EVER use and trust."
Snake the Drain
Toilets
Sinks
Response time1 day
5 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for PRIORITY CESSPOOL SEWER & DRAIN, INC
PRIORITY CESSPOOL SEWER & DRAIN, INC
4.8(
270
)
Drain Clog or Blockage - ClearDrain Clog or Blockage - Clear - For BusinessSewer Main - Clear+3 more

Serving Islip, NY and surrounding areas

Approved

In business since 1991

Free estimates

Emergency services offered

"I can't find the words to adequately state just how satisfied we were with this significant job. From start to finish John and his crew, Paul and Mike, were absolutely fantastic. They listened to all our concerns and went above and beyond what was called for. During the installation an exterior water pipe was hit that was unknown to us as well as John. John stopped the installation and fixed the broken pipe that was now leaking in the basement. This clearly was not his fault or his responsibility and I was more than pleased to not have to call a plumber! Obviously damage to landscape with this type of work is to be expected, however when all was complete it was clear that John minimized the upheaval to our yard. I would HIGHLY recommend John to anyone in need of a new cesspool system. My only regret is that John's buisness is limited to cesspools as he is the type of individual and buisnessman I would love to use for all of my home repairs!
"
Additional Photos
Response time8 hrs
Response rate100%
2 neighbors recently requested a quote
Avatar for Mr. Rooter Plumbing of Central LI
Mr. Rooter Plumbing of Central LI
4.1(
505
)
Faucets, Fixtures and Pipes - Repair or ReplaceDrain Clog or Blockage - ClearDrain Line Breakage - Camera Locate+2 more

Serving Islip, NY and surrounding areas

Approved

In business since 1994

Free estimates

Emergency services offered

"Billy was the plumber that completed the plumbing task. He was punctual. Additionally, his plumbing knowledge and skills resolved my issue quickly. I will definitely utilize Mr. Rooter and Billy in the future, as well as recommend their service(s) to friends and neighbors."
1 neighbors recently requested a quote
Recommended by81%of homeowners
Avatar for Professor Pipes
Professor Pipes
5.0(
18
)
Refrigeration System - Install or Replace - For BusinessRefrigeration System - Repair or Service - For Business

Serving Islip, NY and surrounding areas

Approved

In business since 2021

Free estimates

Credit card accepted

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction, from the start to the completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

Response time7 hrs
Response rate91%
3 neighbors recently requested a quote
Avatar for Red Lion 24/7 Emergency Plumbing Heating & Drains
Red Lion 24/7 Emergency Plumbing Heating & Drains
4.6(
10
)
Faucets, Fixtures and Pipes - Repair or ReplaceSewer Main - ClearDrain Clog or Blockage - Clear+9 more

Serving Islip, NY and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"Hands down best contractor we have ever worked with and highly recommend. Anthony was honest and determined to repair our horrible plumbing that we have had problems with for years. At 61 years of age I know excellence and integrity and Anthony has both in loads. He is a master plumber and his work ethic far exceeded our expectations. Red Lion provided excellent expert service at a fair price and we are grateful to have e found them."
Whole House Water Filter
Water Heater Replacement
Water Heater Replacement
Response time2 hrs
Response rate100%
3 neighbors recently requested a quote
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Plumbing questions, answered by experts

The humid climate and coastal weather in Islip directly impact plumbing. High groundwater and storm surges create hydrostatic pressure, increasing the risk of basement flooding and sewer backflow. Salt air accelerates corrosion on exposed outdoor fixtures. You must bury water supply lines at least 36 inches deep to meet NY state code and prevent winter freeze damage. Insulate pipes in unconditioned spaces to stop summer condensation and winter freezing.

Helpful?

Cosmetic plumbing updates, like replacing a faucet, finish quickly and bypass local permit requirements. Functional work, such as relocating drains, requires full permits and mandatory inspections that extend project timelines. In Islip, functional upgrades that increase water usage demand strict septic system reviews to ensure proper load sizing. Opening walls for functional repairs in older NY homes also triggers strict lead paint regulations and potential flood zone compliance measures.

Helpful?

Watch out for quotes that omit local permit fees for substantial plumbing work. Contractors who claim permits are unnecessary shift significant legal risk onto you. A quote lacking a valid local license number is a serious warning sign. Be cautious of vague plans regarding cesspool decommissioning or municipal sewer connections. Legitimate professionals in NY will always include post-completion inspections in their plans to ensure the work meets local safety standards.

Helpful?

Leaving hoses attached to outdoor bibs through fall prevents proper draining and causes freeze damage at the wall. Ignoring unconditioned crawl spaces in Islip leaves exposed pipes vulnerable to winter freezing. If you rely on well water, failing to monitor mineral hardness accelerates scale buildup inside your plumbing and water heaters. Flushing heavy paper products or grease into older cesspool systems causes rapid system failure and hazardous home backups.

Helpful?

Underground water service lines require proper bedding in Islip due to sandy soils and mandatory frost depth requirements. Improper installation leads to pipe settlement and freeze damage. Sump pump discharge routing is another sensitive area for plumbing; directing discharge into the sanitary sewer violates local ordinances. Connecting to municipal sewers or decommissioning cesspools demands exact compliance. Always secure local permits for major work to avoid serious resale and safety issues.

Helpful?

The Islip, NY homeowners’ guide to plumbing services

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