Attic & Insulation
Attic ventilation, insulation products, radiant barriers and energy-efficiency upgrades.
Popular Topics in Attic & Insulation
Featured Buying Guide
Top GuideBest Attic Fans for Ventilation and Temperature Control
Compare solar and electric attic ventilation fans by airflow, thermostat controls, roof mounting, and IRC building codes to cool your attic and protect your roof.
Buying Guides & Product Comparisons
Research and compare top products before buying.
Attic & InsulationBest Attic Fans for Ventilation and Temperature Control
Compare solar and electric attic ventilation fans by airflow, thermostat controls, roof mounting, and IRC building codes to cool your attic and protect your roof.
Attic & InsulationBest Whole House Fans for Fast Home Cooling
A whole house fan can cool your home in minutes by drawing in fresh outside air and pushing hot air out through the attic. Here is how to choose the right size, drive type, and features.
Attic & InsulationBest Attic Insulation for Hot Climates
Compare spray foam, radiant barriers, blown fiberglass, and cellulose attic insulation to stop intense radiant heat gain, lower cooling bills, and control humidity.
Attic & InsulationBest Insulation Blower Rental Options for DIY Installation
Renting an insulation blower lets you install blown-in attic insulation yourself and save significantly on labor. Here is how to compare rental options and get the job done right.
Attic & InsulationBest Spray Foam Insulation Kits for DIY Use
DIY spray foam kits let you insulate and air-seal in one step. Here is how to compare closed-cell vs open-cell kits, coverage, expansion ratio, and the safety gear you need.
Attic & InsulationBest Radiant Barriers for Attic Heat Reduction
Radiant barriers reflect attic heat back toward the roof, reducing temperatures by 10–20°F. Here is how to compare foil barriers, radiant barrier paint, and installation methods.
How-To & Practical DIY Guides
Step-by-step homeowner tutorials and troubleshooting advice.
Attic & InsulationHow to Size an Attic Fan: CFM Calculation Guide
Sizing an attic fan correctly is the difference between effective ventilation and wasted money. This guide walks through the CFM formula, a sizing chart by attic size, and intake ventilation checks.
Attic & InsulationAttic Ventilation Requirements: Code Rules and Best Practices
Proper attic ventilation follows the 1:300 rule and a balanced intake-to-exhaust ratio. This guide explains code requirements, vent types, NFA calculations, and the mistakes that cause roof damage.
Attic & InsulationSigns of Poor Attic Ventilation and How to Fix It
A hot, stuffy attic, frost on nails, mold growth, and curling shingles all signal poor ventilation. Learn to diagnose and fix attic ventilation problems before they cause expensive damage.
Attic & InsulationAttic Moisture Problems: Causes, Signs, and Solutions
Condensation, mold, and wet insulation in the attic all point to moisture problems. Learn the causes — air leaks, poor ventilation, and exhaust fans — and how to fix them.
Head-to-Head Comparisons & Reviews
Detailed breakdowns of competing models, materials, and technologies.
Attic & InsulationSolar Attic Fan Reviews: Comparing Top Options
Solar attic fans promise zero-cost ventilation, but panel wattage, CFM, and warranty vary widely between models. This review compares the key features that matter.
Attic & InsulationAttic Fan vs. Whole House Fan: Which Do You Need?
Attic fans and whole house fans sound similar but serve completely different purposes. This comparison breaks down what each does, how much they cost, and which one your home actually needs.
Attic & InsulationSolar vs Electric Attic Fans: Which Is Better for Your Home?
Solar attic fans run free on sunlight but only work during the day. Electric fans cost more to run but deliver consistent airflow. Compare cost, performance, and climate fit.
Attic & InsulationRadiant Barrier vs Insulation: Which Does Your Attic Need?
Radiant barriers reflect heat; insulation resists heat transfer. They work differently and are not interchangeable. Learn which your attic needs and whether you should install both.
About Attic & Insulation Projects
Attic Ventilation
Powered and solar attic fans that reduce heat buildup and moisture in the attic space.
Whole-House Cooling
Whole-house fans that pull fresh air through the living space and exhaust it into the attic.
Insulation
Fiberglass, cellulose and spray foam products for improving attic thermal performance.
DIY Insulation Equipment
Insulation blowers and spray foam kits for homeowners tackling insulation projects themselves.
Radiant Barriers
Reflective materials that reduce radiant heat transfer from the roof to the attic below.
Explore Other Categories
Roofing & Home Repair
Roof coatings, sealants, leak repairs, gutter protection, moisture inspection and foundation repair products.
Tools & DIY Equipment
Power tools, workshop equipment and essential gear for home projects and repairs.
Lawn & Outdoor Equipment
Mowers, trimmers, blowers, hoses and outdoor maintenance equipment for residential properties.
Smart Home
Smart security, climate control, connected entry systems and home automation products.
Get Smarter About Your Home
Receive practical buying guides, product comparisons, maintenance tips and home project ideas from HomeGear Guide.
You can unsubscribe at any time.