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Find Batt, rolled or reflective insulation install or upgrade pros in Westport

Avatar for Good Life Energy Savers LLC
Good Life Energy Savers LLC
4.8(
106
)

Serving Westport, CT and surrounding areas

Approved

In business since 2009

Free estimates

Warranties offered

"the insulation they recommended saved me about 5000kw a year. the amount of money i am saving is far more the insulation payment on my Eversource bill. No money cost to me out of pocket and my electric bill dropped quite a bit. best move i ever did."
Spray foam application
Spray foam in attic
Good Life on the Job
Injecting Foam in Side Walls
Replacing Siding

+1

Response time1 day
6 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for New England Performance Insulation, LLC
New England Performance Insulation, LLC
4.4(
59
)

Serving Westport, CT and surrounding areas

Approved

In business since 2015

Free estimates

Warranties offered

"The crew worked quickly and efficiently to replace and upgrade the fiberglass batts in our basement and crawl space. I’m pleased with the outcome. (I put in even more wire supports afterwards — to secure the insulation between the joists — but that’s just my OCD.) It was a relatively small job for this company and I thought the cost was fair."
Attic Roof Line
Attic Roof Line
New Home Construction
New Home Construction
New Home Construction

+21

Response time1 day
Response rate88%
20 neighbors recently requested a quote
Avatar for Ortiz Spray Foam Insulation, LLC
Ortiz Spray Foam Insulation, LLC
5.0(
6
)

Serving Westport, CT and surrounding areas

Approved

In business since 2015

Free estimates

Emergency services offered

"Arrived on time. Spent 2 1/2 hours doing preparation to protect our home prior to start to spray foam. Quality of the insulation installation is top notch. Very professional and respectful. I could not be happier with the final project!"
Insulated attic
Insulated attic
Spray foam was installed
Living room after insulation
Living room

+26

Response time1 day
9 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Shelton Insulation and Gutters, LLC
Shelton Insulation and Gutters, LLC
4.7(
39
)

Serving Westport, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Warranties offered

"Very professional, great service, cleaned up perfectly, extremely honest did not blow insulation into walls that it was not needed and lowered the cost we are very satisfied."
Weathered Cedar Shakes
Walkway and Retaining Wall
5" K Style Gutters
Attic with retaining wall and Pull Down Cover
Attic No storage

+1

Response time1 day
Response rate91%
21 neighbors recently requested a quote
Avatar for Home Genius Exteriors
Home Genius Exteriors
4.9(
424
)

Serving Westport, CT and surrounding areas

Approved

In business since 2004

Free estimates

Emergency services offered

"I was impressed with the quality and skill of the crew, they knew exactly what to do and the result was excellent. I was extremely impressed with the quality of the insulation, and feel much more comfortable with my home! The foreman was excellent, very skilled, and the turn out was outstanding!"
Recommended by88%of homeowners
Avatar for Home Genius Exteriors
Home Genius Exteriors
4.9(
384
)

Serving Westport, CT and surrounding areas

Approved

In business since 2004

Free estimates

Emergency services offered

"Had our roof replaced, looks like a clean install. Trey was easy to talk to and was very assuring. We'll see how the roof holds up against this weekend's snowstorm or whatever's coming our way. Yes I copy pasted my own review from Google Reviews."
390 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for Koala Insulation of the Sound Shore
Koala Insulation of the Sound Shore
4.9(
6
)

Serving Westport, CT and surrounding areas

Approved

In business since 2018

Free estimates

Credit card accepted

"We could not be more pleased with the work performed by Koala Insulation of the Sound Shore. From start to finish, the team was incredibly professional, detail-oriented, and went above and beyond our expectations. The work was done carefully and thoroughly, and everything was explained clearly along the way. Paul and Brian, in particular, were exceptionally patient and knowledgeable, taking the time to answer all of our questions and making sure we felt comfortable with every decision. The results were immediate—our home is noticeably more comfortable, and we’re already looking forward to significantly lower energy bills. If you’re considering insulation work, I highly recommend this company. Excellent craftsmanship, outstanding customer service, and a job very well done."
Batt Ceiling
Batt Wall
Blown in Attic
Open Cell Spray Foam
Spray Foam

+3

Response time5 days
9 neighbors recently requested a quote
Recommended by83%of homeowners
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Showing 1-10 of 117
FAQs for batt, rolled or reflective insulation install or upgrade projects in Westport, CT

Batt insulation excels in vertical installations because it remains firmly in place and delivers consistent thermal performance. Blown-in insulation performs exceptionally in spaces such as attics, efficiently filling gaps in irregular areas. 

Employing both insulation types according to their strengths enhances your home’s overall energy efficiency and comfort by providing a tailored solution for every space.

Start by measuring the square footage of the space, then match that area with the insulation thickness you need to hit your target R-value. Add a buffer for waste and odd-shaped spots so every cavity is covered. 

Once you have a rough count, run it past a local insulation pro—their on-site advice will fine-tune the numbers and help you avoid costly miscalculations.

Old insulation that is dry, intact, and mold-free does not require removal before adding new insulation; stacking new insulation over it maintains effective thermal performance and boosts energy efficiency. 

If the insulation is damp, moldy, or deteriorated, removal is necessary to eliminate health risks and ensure maximum effectiveness of the new layer. A professional insulation contractor will assess your situation and recommend the most effective solution.

Installing insulation in an average-sized home using batts or boards requires five to 12 hours. Using spray foam or blown-in insulation requires two to five hours. These timeframes are determined by the area’s size, accessibility, and whether old insulation must be removed. 

Complex projects and hard-to-reach spaces demand extra time. Hiring an experienced insulation professional ensures that the installation is completed efficiently and correctly.

Insulation is measured by R-value, which defines how effectively it resists heat flow. A higher R-value provides superior thermal resistance, ensuring your home remains warm in winter and cool in summer. 

Choosing the correct R-value is essential for maximizing energy efficiency and comfort, and it directly impacts long-term utility savings. Professional guidance determines the optimal R-value for your specific climate.

The Westport, CT homeowners’ guide to batt, rolled or reflective insulation installs or upgrades

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