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The AZ Insulation blog

Arizona home comfort & energy-savings tips

Practical guides on insulation, HVAC, rebates, and beating the desert heat — written by the techs who do the work.

FeaturedMini Split · 9 min read

What Size Mini-Split Do I Need for My Garage?

A 2-car Arizona garage (400-500 sq ft) needs about 12,000-18,000 BTU. Uninsulated garages run 30-40 BTU/sq ft vs ~20 for living space. Sizing chart + 5 factors that change it.

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How Much Attic Insulation Do You Need in Arizona? R-38, in Inches

A Phoenix-area attic should be insulated to R-38 — roughly 13 to 14 inches of blown fiberglass. Why the typical Valley…

Aug 19, 2026 · 10 min read
HVAC

Why Your Arizona AC Can’t Keep Up: It’s Your Attic

If your AC runs all afternoon and rooms stay hot, the problem is usually your Arizona attic, not the AC. Here's how…

Aug 5, 2026 · 4 min read
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Best Insulation Contractors in Mesa, AZ: What Homeowners Should Look For Before Hiring

Looking for the best insulation contractor in Mesa, AZ? Learn what to look for, how to compare quotes, and why local…

Jun 14, 2026 · 5 min read
HVAC

How to Cool a Hot Room in Your Arizona Home

One room always too hot in your Arizona home? Discover the real causes and best fixes — from insulation upgrades to…

Jun 10, 2026 · 7 min read
HVAC

HVAC Replacement in Arizona: When to Replace vs. Repair

Should you repair or replace your HVAC system in Arizona? Learn the signs your AC is failing, costs to expect, and how…

May 26, 2026 · 3 min read
HVAC

Why Your AC Runs Constantly in Arizona

Learn why your AC runs nonstop in Arizona and how insulation, airflow, and attic heat impact HVAC performance.

May 22, 2026 · 3 min read
HVAC

Why Phoenix Attics Reach 160 Degrees in Summer?

Learn why Phoenix attics reach extreme temperatures, how attic heat impacts your AC system, and howinsulation helps…

May 18, 2026 · 3 min read
HVAC

Improve Your Sleep With a Bedroom Mini-Split Installation in Arizona

Struggling to sleep at night? Learn how a bedroom mini-split can improve sleep by keeping your room at the ideal…

Apr 22, 2026 · 6 min read
HVAC

Phoenix Air Quality Is Getting Worse: How an HVAC Tune-Up, Air Scrubber, or New AC System Can Help Arizona Families Breathe Easier This Summer

Dust, smoke, pollen, and summer heat are making Phoenix air quality worse. Learn how an HVAC tune-up, air scrubber, or…

Apr 6, 2026 · 7 min read
HVAC

Arizona Home Cooling FAQs: Insulation, Mini-Splits & HVAC Answers for Extreme Heat

Arizona homes face extreme summer heat, which makes insulation, HVAC systems, and mini-splits critical for comfort and…

Jan 21, 2026 · 6 min read
HVAC

Best Insulation Company in Mesa 2025 | $1M Saved in Energy Rebates

2025 was our biggest year yet. We served over 2,000 Arizona homes, helped 1,000+ homeowners save an estimated…

Dec 31, 2025 · 7 min read
HVAC

The Best Christmas Gift for Dad, Husband, or Grandpa: A Man Cave Makeover With a Mini-Split System

Looking for the best gift for him? A garage man cave with a mini-split offers heating, cooling, low energy bills, and…

Dec 11, 2025 · 7 min read
HVAC

We’ve Saved Arizona Homeowners Over $1 Million in Rebates — Here’s How You Can Too

Over $1 million saved! Get SRP rebates, federal tax credits, and FREE insulation in Arizona. See what you qualify…

Nov 14, 2025 · 6 min read
HVAC

Garage Insulation 101: Keeping Your Workspace Cool in the Arizona Heat

Stay cool in the Arizona heat! Learn how garage insulation and mini splits create comfortable, efficient spaces. Free…

Oct 14, 2025 · 4 min read
HVAC

Helping Arizona Foster and Adoption Families Save on New HVAC Systems and Insulation

Foster and adoption families in Arizona can save big with AZ Insulation & HVAC. Through the Efficiency Arizona Program…

Sep 24, 2025 · 5 min read
HVAC

Do You Need to Remove Your Old Insulation? | AZ Insulation & HVAC Solutions

Removing insulation isn't always necessary — and it can be pricey. When removal is required, when to just top off, what…

Aug 29, 2025 · 6 min read
HVAC

Signs Your Home Needs New Insulation in Arizona | AZ Insulation & HVAC Solutions

Living in Arizona means battling extreme heat for much of the year—and if your home's insulation isn't up to the task…

Jul 8, 2025 · 6 min read
Insulate

What is a Mini Split? The Ideal Cooling Solution for Arizona Homes

This is how mini split systems offer energy-efficient, ductless cooling perfect for Arizona homes. Learn the benefits…

Jun 24, 2025 · 3 min read
HVAC

Efficiency Arizona Program: How to Get $8,000 Toward a New AC Unit | AZ Insulation & HVAC

Thinking about replacing your old AC system? If you live in Arizona and have a gas furnace or gas-powered HVAC unit…

Jun 5, 2025 · 6 min read
HVAC

What Temperature Should You Set Your House When Away in the Summer? | AZ Insulation & HVAC

Optimize Comfort, Save Energy, and Protect Your Home in Arizona’s Heat

May 21, 2025 · 5 min read
Guide

How Tariffs and Summer Heat Will Spike HVAC & Insulation Costs in Arizona — Act Now to Save

Rising tariffs and Arizona’s extreme summer heat are set to drive up HVAC and insulation prices in 2025. Learn how…

May 7, 2025 · 3 min read
HVAC

Suffering from Arizona Allergies? Your HVAC and Insulation Might Be to Blame

Struggling with Arizona allergies? Discover how proper home insulation and regular HVAC maintenance can improve indoor…

Apr 21, 2025 · 4 min read
HVAC

Unlocking Tax Advantages: Save Money When You Upgrade Your Home’s Insulation and HVAC in Arizona

With Tax Day approaching, learn how Arizona homeowners can take advantage of tax credits and rebates for…

Apr 8, 2025 · 3 min read
HVAC

Choosing the Best AC for Your Arizona Home: A Guide for East Valley Residents

Reduce cooling costs in Phoenix, Mesa, Chandler, and beyond with energy-efficient HVAC upgrades, smart thermostats…

Mar 26, 2025 · 3 min read
Insulate

How to Lower Your Energy Bills During Arizona Summers with Smart HVAC Upgrades

Reduce cooling costs in Phoenix, Mesa, Chandler, and beyond with energy-efficient HVAC upgrades, smart thermostats…

Mar 10, 2025 · 3 min read
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DIY vs. Professional Blown-In Insulation: Which One is Right for You?

Thinking about blown-in insulation? Compare the costs, pros, and cons of DIY vs. professional installation in Arizona…

Feb 15, 2025 · 3 min read
Lifestyle

Get Your Arizona Home Ready for Summer: Expert Advice for 55+ Communities

Prepare your Arizona home for summer with expert tips tailored for 55+ communities. Learn how to improve energy…

Jan 22, 2025 · 3 min read
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Why Now Is the Perfect Time to Upgrade Your Home’s Insulation

As the summer heat begins to subside and cooler weather approaches, it might seem counterintuitive to focus on…

Aug 26, 2024 · 2 min read
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Blown-In Insulation Explained: Arizona Insulation 101 | AZ Insulation & HVAC Solutions

Adding blown-in insulation to attics and wall cavities can reduce your electric bill by 15-25% or more.

Jun 21, 2022 · 7 min read
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Best Attic Insulation for Phoenix Homes: Costs, R-Values & SRP Rebates (2026)

What actually works in Arizona heat: blown-in fiberglass at R-38, real 2026 Phoenix costs ($1,000–$2,500), depth…

Jun 21, 2022 · 14 min read
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Should I Insulate My Walls Too

Most people are familiar with attic insulation and understand the benefits but we often get questions about wall…

Nov 16, 2021 · 2 min read
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3 Reasons to Install a Mini Split System

Winter is coming (eventually) but we're not out of the woods yet. As Arizona temperatures slowly decline let's take a…

Nov 16, 2021 · 2 min read
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Phoenix Energy Audit: This Quick Quiz Can Help You Decide If You Need an Energy Audit

A Phoenix Energy Audit can determine where your home or business is losing energy and is the first step to reduce your…

Nov 16, 2021 · 5 min read

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