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Verified Reviews for Insulation Service pros in Honolulu, HI

*The Angi rating for Insulation Service companies in Honolulu, HI 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 Honolulu, HI 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 June 10, 2026

Find Insulation pros in Honolulu

Avatar for H Drywall, LLC
H Drywall, LLC
5.0(
69
)

Serving Honolulu, HI and surrounding areas

In business since 1993

Free estimates

Emergency services offered

"The work was clean and the owner as well as, all of the employees were professional and friendly. The only criticism would be the failure to clean up the job site. They did haul most of the rubbish away but the employees left chunks of drywall mud and screws on the floor of the garage, empty bottles in the yard, and leftover materials, fiberglass insulation, were thrown carelessly on top of my personal belongings. Despite the messiness, I would hire this company again. ?"
Recommended by98%of homeowners
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Avatar for American Home Shield – Home Warranty
American Home Shield – Home Warranty
3.5(
5,688
)

Serving Honolulu, HI and surrounding areas

In business since 1971

Credit card accepted

"Roberto was the technician and he was very professional, polite, and personable. He inspected the rest of our system and told us things that needed to be changed or repaired. He showed me pictures of everything. Everything he told me about was accurate. He quoted me a price for R38 insulation , Some of our ducts were plastic and he recommended them to be changed. I agreed completely and didn't know they were plastic. I would have had them done the work but I had no price comparisons to make and besides I didn't have the money right then. So he just finished the vent cleaning and left his card. He did a great job on the vent cleaning and was happy with the work."
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Recommended by65%of homeowners
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Avatar for Cozy Home Hawaii
Cozy Home Hawaii
4.5(
2
)

Serving Honolulu, HI and surrounding areas

Credit card accepted

Aloha we are a small business raised in Oahu. We thrive off the passion of delivering a clean & cozy home. We specialize in cleaning everything from bathrooms to kitchens to floors & carpet. We leave you feeling fresh and happy with the results of a sanitized work or living space. We bring our own chemical solutions, rags, vacuums, mops, brooms and other tools needed to clean your home efficiently and swiftly. We hope you give us a chance to show you what we are capable of. Thank you for your trust in our growing business. Mahalo

Pool & Spa Service and Repair Project
House Cleaning Project
Pool & Spa Service and Repair Project
Pool & Spa Service and Repair Project
Recommended by100%of homeowners
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Insulation questions, answered by experts

Upgrading insulation in Honolulu can make your home more attractive to buyers by improving energy efficiency and indoor comfort—key selling points in HI’s climate. Enhanced attic or wall insulation signals proactive maintenance and can set your property apart. Keep documentation of completed work, permits, and any energy savings to demonstrate value and reassure potential buyers about your home’s long-term performance.

Helpful?

Insulation projects in Honolulu help maintain steady indoor temperatures, reduce humidity, and limit outside noise—crucial for homes exposed to sun and coastal winds. Quality insulation also helps prevent mold and improves indoor air quality, making living spaces healthier and more enjoyable. With better attic insulation and moisture management, you’ll notice less strain on cooling systems and more consistent comfort throughout your home.

Helpful?

Homes in Honolulu with single-wall construction, older windows, or metal roofing often benefit most from insulation upgrades. If you notice uneven temperatures, persistent indoor humidity, or frequent use of air conditioning, your home likely lacks proper insulation. A professional assessment can check for gaps in attic insulation, wall coverage, and ventilation, ensuring your home is ready for improved energy efficiency and comfort.

Helpful?

In Honolulu, closed-cell spray foam and rigid foam boards are top choices for insulation because they create a strong thermal barrier and resist moisture intrusion. Reflective radiant barriers work well in attics to deflect intense sunlight. Fiberglass batts with vapor barriers and treated cellulose are also effective, provided they address humidity and pest concerns. Always prioritize materials that prevent mold and withstand HI’s coastal climate.

Helpful?

In Honolulu, be cautious of insulation contractors who skip an on-site evaluation or offer vague project details. Avoid those who overlook attic ventilation, moisture control, or recommend materials unsuitable for HI’s humidity. Lack of insurance, unclear timelines, or missing written warranties are warning signs. Always request references from local projects and ensure the contractor addresses the unique climate challenges your home faces.

Helpful?

The Honolulu, HI homeowners’ guide to insulation services

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

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