Get matched with top insulation pros in Nikiski, AK

Q: How do pros determine the right type and amount of insulation for my attic?

• <div><p>Through R-value assessments based on climate and existing insulation.</p></div>

Q: What do soffit vents do in winter?

• <div><p>One of the disadvantages of soffit vents is they can bleed warm air from the attic during winter, resulting in slightly higher energy bills and a colder house. There are ways to mitigate this effect&mdash;mostly just closing the vent in the fall. What&rsquo;s most important is your attic is ventilated to some degree in the winter.</p></div>

Q: What are the pros and cons of DIY insulation installation compared to hiring professionals?

• <div><p>DIY insulation installation is feasible, particularly for basic rolls or batts, if you have the right protective gear and knowledge. However, hiring a professional ensures even, full coverage for maximum efficiency.</p></div>

Q: How long does pipe insulation last?

• <div><p>The lifespan of insulation depends on the material type. Fiberglass can last between 80 and 100 years, but it is important to start checking it around the 15-year mark. Spray foam has a lifespan of up to 100 years, and mineral wool can last up to 100 years. Cellulose, an eco-friendly option, has a lifespan of 20 to 30 years.</p></div>

Q: How long can a house go without heat before pipes freeze?

• <div><p>Pipes in your house can freeze after six hours or so if you lose power and temperatures are below freezing. You can prepare for potential power outages by winterizing your pipes with insulation. Also, whenever temperatures drop below 20 degrees Fahrenheit, turn your faucets on very low and leave them dripping until temperatures rise.</p></div>

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Verified Reviews for Insulation Service pros in Nikiski, AK

*The Angi rating for Insulation Service companies in Nikiski, AK is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.

*The HomeAdvisor rating for Insulation Service companies in Nikiski, AK is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.

Last update on March 09, 2026

Reviewed in March 2026
They responded quickly on a Sunday. Obtained the necessary parts as quickly as possible and repaired my furnace.
Maile Heating and Cooling LLC
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Reviewed in February 2025
They did an excellent job! They called before they came and made sure I was going to be home. They were very cordial and considerate--even cut an extra tree for me. I would recommend them to others.
Cajun Alaskan Services
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Reviewed in September 2024
Wayne DeVoe was recommended to us by Anjelica list. .Our septic system has been in use since 1983 and I wanted a professional evaluation . Wayne explained all the details and also explained that we are very lucky to have Use for 40 years. His explanation of what we should install was clear...
Guaranteed Services, LLC
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Reviewed in June 2024
Built a beautiful firepit, enlarged sidewalk Landscaped around Lilac tree and dish satellite.. Thank you for the amazing job!!
Eden Landscaping Co., LLC
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Reviewed in April 2024
When I called Mike Longto of Precision plumbing and Heating-I was pleasantly surprised he worked me into his schedule. When he arrived, he was prompt, courteous and really knew his way around a boiler. He was calm, intelligent and answered all the questions I had. I was impressed with his...
Precision Plumbing & Heating, LLC
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Reviewed in February 2024
Kent has done everything he has said he would do along with give us some improvement suggestions that would either make the project better or save us some money.
J&B Construction
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Reviewed in December 2023
Except quality of work and time management.
S & R HOME RESTORATION LLC
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Reviewed in September 2023
These guys are great.They do an amazing job,they are very friendly,they are very careful doing there jobs,they use stuff safe for the environment.I will use them again.give them a call and see for yourself how good they are.
Snow Pressure, LLC
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Reviewed in January 2023
Better than the best Couldn’t be more satisfied
907 FixIt
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Reviewed in February 2022
They continued work until everything was perfect. Very clean and no mess.
Alaska Sure Seal
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Find Insulation pros in Nikiski

PolySeal Insulation LLC

4.9(

)

Serving Nikiski, AK and surrounding areas

Approved

In business since 2006

Free estimates

Warranties offered

"Excellent, perfectly done. Would recommend to everyone"

12 neighbors recently requested a quote

Recommended by100%of homeowners

Request Quote

911 Plumbing and Heating Services

4.6(

)

Serving Nikiski, AK and surrounding areas

In business since 2018

Free estimates

Emergency services offered

"Dillon did a wonderful job, we will be hiring him again for future work."

+11

Recommended by83%of homeowners

Request Quote

Avendano Services, LLC

5.0(

)

Serving Nikiski, AK and surrounding areas

In business since 2009

Free estimates

Credit card accepted

"It was excellent, he's good. He's pretty clean, reliable, and I have no complaints about him,"

Recommended by100%of homeowners

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Insulation questions, answered by experts

Through R-value assessments based on climate and existing insulation.

One of the disadvantages of soffit vents is they can bleed warm air from the attic during winter, resulting in slightly higher energy bills and a colder house. There are ways to mitigate this effect—mostly just closing the vent in the fall. What’s most important is your attic is ventilated to some degree in the winter.

DIY insulation installation is feasible, particularly for basic rolls or batts, if you have the right protective gear and knowledge. However, hiring a professional ensures even, full coverage for maximum efficiency.

The lifespan of insulation depends on the material type. Fiberglass can last between 80 and 100 years, but it is important to start checking it around the 15-year mark. Spray foam has a lifespan of up to 100 years, and mineral wool can last up to 100 years. Cellulose, an eco-friendly option, has a lifespan of 20 to 30 years.

Pipes in your house can freeze after six hours or so if you lose power and temperatures are below freezing. You can prepare for potential power outages by winterizing your pipes with insulation. Also, whenever temperatures drop below 20 degrees Fahrenheit, turn your faucets on very low and leave them dripping until temperatures rise.

The Nikiski, AK homeowners’ guide to insulation services

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

See all articles

Rachel Hoffman
•
May 30, 2026May 30, 2026
How Much Does Blown-In Insulation Cost? [2026 Data]
The cost of blown-in insulation costs varies depending on the type of insulation, labor, prep work, and more. Learn more about the cost factors in this guide.
Rachel Hoffman
•
May 30, 2026May 30, 2026
How Much Does Insulation Installation Cost? [2026 Data]
New insulation can make your home more comfortable and boost energy efficiency. Use this insulation cost guide to get an accurate estimate for the installation.
Deane Biermeier
•
May 3, 2026May 3, 2026
How Much Does Ceiling Insulation Cost? [2026 Data]
Your home's ceiling insulation cost will depend on several factors, including the project size, the type of insulation you use, and the R-value.
Audrey Bruno
•
May 3, 2026May 3, 2026
10 Types of Insulation for Your Home
There are 10 types of insulation you can use for your home. Read this guide to discover which insulation types could be best for the job.
Xiao Faria daCunha
•
Apr 9, 2026Apr 9, 2026
Non Fiberglass Insulation: Top Alternatives
Learn about non fiberglass insulation alternatives, including cellulose, soy, wool, blown-in, spray foam, cotton insulations, radiant barriers, and new materials.
Mariel Loveland
•
May 22, 2026May 22, 2026
4 Insulation Health Hazards and How to Prevent Them
It may keep your home warm and toasty, but is insulation dangerous? Learn four potential insulation health hazards, and how to prevent them from occurring.