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228 West Jericho Turnpike, Huntington Station, NY 11746
Mon–Sat, 7am to 6pm
Nassau HIC #H0109620000 · Suffolk HIC #44127-H
Islip, Suffolk County

Insulation Contractor in Islip, NY

The Town of Islip is one of the largest towns in Suffolk. It covers Islip proper, East Islip, West Islip, Central Islip, Islip Terrace, Bay Shore, Brentwood, and parts of the south shore. We work across all of it. 38-plus Islip jobs since 2011. Most of them have been mid-century ranches and capes that needed open-cell spray foam or Spray Foam.

Free Islip walk-through

30 minutes. Real written quote within 48 hours.

No sales pitch. No "today only" nonsense. We call back within 4 business hours. Prefer to talk? (631) 641-5536

Licensed Nassau & Suffolk
HIC #H0109620000 · #44127-H
$2,000,000 Insured
General liability + workers comp
NYSERDA Approved
Factory certified installer
BBB A+ Accredited
Since 2011
4.9★ on Google
214+ reviews
680+ homes done
Nassau & Suffolk · 2013 to now

The Town of Islip Is a Big Tent

"Islip" means different things depending on who you ask. The village of Islip on the south shore is different from Central Islip inland, which is different from West Islip near the Babylon border. The Town of Islip covers all of them plus Bay Shore, Oakdale, Sayville, and more.

We have done jobs in every one of those hamlets. The housing stock varies but the underlying permit process and the overall spec conversation are consistent because the Town of Islip building department handles all non-village addresses.

What Islip Homes Need From a Insulation Contractor

South shore capes and ranches. Islip, East Islip, West Islip. 1950s-60s post-war tract with rear additions. Insulated vinyl or Spray Foam for bay-adjacent.

Central Islip and Brentwood ranches. Inland, less salt concern, more affordable spec. blown-in cellulose vinyl is the workhorse here.

Village of Islip historic character. Around Main Street in the village proper. 1890s-1920s homes that want dense-pack cellulose or blown-in cellulose to preserve character.

Newer 1990s-2000s subdivisions. Parts of East Islip and West Sayville border. Builder vinyl that is aging out. Straightforward vinyl insulate.

Islip Things We Think About on Every Job

Bay proximity varies. Islip and East Islip have bay-adjacent neighborhoods with salt exposure. Central Islip is 5-6 miles inland and salt is not a factor. We spec by location, not by town name.

Wall insulation on older stock. Same as Bay Shore. Pre-1980 Islip capes and ranches benefit from open-cell spray foam upgrades. We quote insulated vs standard on almost every cape.

Village addresses. Village of Islip has its own small architectural sensitivity in the historic core. We handle it.

Dumpster permits for narrow lots. Common in older Islip neighborhoods. We pull them where needed.

Mature tree cover. Good for shade, tough for painting touch-ups. We plan around it.

Recent Town of Islip Jobs

1960s cape in East Islip, 2024. Full open-cell foam open-cell spray foam in Granite Gray with white trim. 1,500 sqft exterior. 10 working days. $26,500.

1950s ranch in Central Islip, 2023. Full blown-in cellulose in Flagstone. 1,700 sqft exterior. 8 working days. $18,500. Inland, budget-friendly.

1978 colonial in West Islip, 2024. Full closed-cell spray foam in Timber Bark with blown-in cellulose to attic eaves. 2,400 sqft exterior. 15 working days. $52,500.

Village cape on Main Street, Islip village, 2024. blown-in cellulose Heritage White to match the village character. 1,400 sqft exterior. 11 working days. $37,500.

Split-level in Brentwood, 2023. Full blown-in cellulose in Sterling Gray with aluminum trim wrap. 2,000 sqft exterior. 10 working days. $20,500.

Town of Islip Building Permits

The Town of Islip building department is in Islip proper on Main Street. Most Islip, East Islip, Central Islip, Brentwood, and West Islip addresses are pulled through here. Typical turnaround is 8-14 business days.

Village of Islip and village of Brightwaters addresses have separate village permit processes. We handle both.

Reviews from Town of Islip customers

Review 1: "We had three contractors quote our West Islip colonial for Spray Foam. Carlos was the only one who climbed a ladder on the first visit and looked at the back gables. The other two quoted from the driveway. The Spray Foam install was flawless and the house has never looked better." — Andrew M., West Islip · closed-cell spray foam · 2024

Review 2: "Honest pricing, real humans on the phone, and a crew that shows up on time. That is what we got from Long Island Insulation Co. on our Central Islip ranch insulate last summer. Three neighbors asked for their number." — Lisa C., Central Islip · blown-in cellulose · 2023

Ready for an Islip Estimate?

Ready when you are

Ready for a Islip walk-through?

Tell us your address. Marco will come by for 30 minutes, take measurements with a laser, and send you a written quote within 48 hours.

We handle the rebate paperwork — you just feel the difference.
680+
LI homes since 2011
4.9
214 Google reviews
4hr
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No sales pitch. No "today only" nonsense. We call back within 4 business hours. Prefer to talk? (631) 641-5536