DeweyInsulation
Energy-efficient high-desert home near Prescott, Arizona at golden hour
Dewey-Humboldt's Insulation Experts

Cooler summers. Warmer winters. Lower bills.

Dewey-Humboldt's insulation contractor for spray foam, blown-in, attic insulation, and air sealing — built for Yavapai County's high-desert climate, from 150°F+ summer attics to cold high-elevation winter nights. More comfort, lower energy bills, and every APS or UniSource rebate you qualify for.

Free estimates APS & UniSource rebate help Local & licensed

Insulate smarter, save more

Tell us your home, your town, and what's bugging you — drafts, high bills, a remodel — and we'll build a quote that fits, rebates included.

  • Cut heating & cooling bills
  • Even out cold & hot rooms
  • Capture APS & UniSource rebates
Start My Free Quote
R-49
Attic R-value we build to
Up to 30%
Lower cooling & heating bills
150°F+
Summer attic temps we help defeat
6
Yavapai County communities served
Insulation built for the high desert

Yavapai County's climate is tough on homes. We make yours ready for it.

Dewey-Humboldt and greater Prescott-area homes face 140–160°F+ summer attics, cold high-desert nights that can drop into the 20s, huge 30–40°F+ day-to-night swings, and dusty, windy conditions capped off by monsoon humidity. Insulation and air sealing are what keep a home comfortable and affordable through all of it — and doing them right, for this specific climate, is what we specialize in.

We install the full range — spray foam, blown-in, and batt — and we combine them the smart way: the right product in each part of your home, over a properly air-sealed envelope. The result is lower bills, steadier temperatures, and a home that finally feels right in every season.

And because good insulation pays for itself out here, we help you take advantage of every incentive available — building to high-desert R-value targets and helping you find current APS and UniSource Energy rebates, plus the federal 25C tax credit, that bring the cost down.

Explore all services
Cozy, energy-efficient high-desert Arizona home interior
Our Services

Complete insulation for Dewey-Humboldt & Prescott-area homes

From attic top-ups to whole-home spray foam and energy audits — click any service to see how it works, what it costs, and the R-value it delivers.

Insulation contractor spraying spray foam in a Dewey-Humboldt attic
Why Dewey-Humboldt chooses us

Local specialists who do it right.

Built for our climate

We insulate for high-desert reality — R-38 to R-49+ attics, sealed envelopes, and the ventilation and moisture details that scorching summer heat and cold desert nights both demand.

The whole system, one crew

Air sealing, removal, and insulation handled together, so your new R-value actually performs — no gaps, no finger-pointing.

Rebates handled for you

We help your project qualify for current APS and UniSource incentives and assist with the paperwork, so you keep more of the savings.

Save more with rebates

Yavapai County rewards efficiency. We help you cash in.

Between APS rebates, UniSource Energy incentives, and the federal 25C energy-efficiency tax credit, a well-planned insulation project can cost far less than you'd expect. Amounts and eligibility change over time — we assess your home, design the work to qualify, and help you find the current options.

See rebates & energy audits
APS
Rebates for insulation & air sealing
UniSource
Energy incentives for qualifying upgrades
25C
Federal energy-efficiency tax credit
Audit
Blower-door & thermal assessment
How it works

From free quote to a comfier home

01

Free assessment & quote

We look at your home (or plans), talk through your goals and budget, and give you a clear, itemized quote — rebates included.

02

Expert installation

Our crews air seal, remove old insulation if needed, and install the right system to your target R-value — clean and on schedule.

03

Verified savings & rebates

We can re-test to document the improvement and help you claim every rebate you qualify for. Warmer home, lower bills.

Questions

Dewey-Humboldt & Prescott insulation FAQs

Most Yavapai County homes should target R-38 to R-49 in the attic, and R-49+ is a smart ceiling for homes fighting the toughest summer heat. Many older Prescott-area attics fall well short. Bringing yours up to target is usually the single highest-return efficiency upgrade available, with a payback measured in just a few years of lower bills.

It depends on the space. Spray foam offers the highest R-value per inch plus a built-in air seal (great for roof decks, garages, and hard-to-reach spots). Blown-in cellulose is fast, cost-effective, and holds its R-value better than fiberglass in extreme attic heat. Batts are reliable and economical in open framing. The best homes use the right product in each spot — we design the combination for you.

Yes. Insulation and air-sealing upgrades frequently qualify for rebates through APS and UniSource Energy, and a federal 25C tax credit is often available on top of that. Rebate amounts and eligibility change over time, so we help you find what's currently available and handle the documentation.

We serve Dewey-Humboldt and the greater Prescott area — including Prescott, Prescott Valley, Chino Valley, Cottonwood, Jerome, Mayer, and Spring Valley. If you're in Yavapai County and not sure, just give us a call.

It varies by service, home size, and R-value target. A straightforward attic top-up is very cost-effective, while spray foam or whole-home projects cost more. We provide a clear, itemized free quote after assessing your home — and factor in any rebates you qualify for.

Almost always. Air leaks let 140°F+ attic heat pour into your living space in summer and let cold desert night air in during winter — and they let in dust from windy, monsoon-season conditions. Air sealing is typically the highest-ROI efficiency work you can do, and it makes any insulation you add afterward perform to its full rating. We usually recommend it as the first step.

Get your free insulation quote

Tell us about your home and we'll put together a clear, no-pressure quote — plus show you which APS & UniSource rebates you qualify for.