You are in Phoenix. We also have a Tucson site.

You are in Phoenix. We also have a Tucson site.

You are in Phoenix. We also have a Tucson site.

Stay Cool: Top Strategies on How to Better Insulate Your Home for Summer

Looking to shield your home from the summer sizzle? Proper insulation is a game-changer. Discover how to better insulate your home for the warm months ahead, focusing on the key areas that matter like attics, windows, and walls. We’ll provide you with straightforward, actionable steps so you can enjoy a cooler home and lower your energy spending right away.

Key Takeaways

  • Insulating your home, especially unfinished attic spaces, exterior walls, and floors above unconditioned spaces, is crucial for maintaining a comfortable temperature and energy efficiency during hot summers.

  • Sealing air leaks with materials like caulk and spray foam is essential to maximize your insulation’s effectiveness, as well as upgrading window and door energy efficiency with weatherstripping and other materials.

  • Attic insulation is key for preventing heat from escaping and should meet at least an R-30 value. Additionally, installing solar screens can block UV rays and solar heat, further contributing to indoor comfort and energy savings.

Keep Your Cool: Effective Insulation Techniques for Summer Comfort

Many homeowners often overlook effective insulation, yet it plays a vital role in maintaining a comfortable indoor temperature during Arizona’s sweltering summers. After all, who wants to live in a house that feels like an oven? Or deal with exorbitant energy bills because your air conditioning is working overtime?

Strategic insulation, involving unfinished attic spaces, exterior walls, and floors above unconditioned spaces like garages or crawlspaces, paves the way for optimal energy efficiency. Choosing the right type of insulation, such as loose fill insulation, and its proper placement are just as important as adding more insulation.

Think of insulation as a tactical game plan to combat heat. It utilizes various techniques, including:

  • energy-efficient windows and doors

  • daylighting

  • shading

  • ventilation

To cool your home using less energy, maximizing your insulation’s benefits is crucial. High thermal sensitivity devices, such as a thermal camera, can identify heat loss from poor insulation or air leaks by detecting infrared radiation through thermal imaging and an infrared detector. By addressing these issues and analyzing the thermal image, you can effectively reduce your home’s thermal energy consumption.

In Phoenix, Arizona especially, attic insulation can make or break your home’s comfort during those relentless summer months.

Seal Air Leaks Around Your Home

Sealing air leaks, akin to tightening the bolts on a leaky ship, significantly enhances your insulation’s effectiveness by preventing hot air intrusion and cold air leakage, as well as cool air leakage.

Caulk and spray foam are your best friends when it comes to sealing basement air leaks, especially where the house framing meets the foundation. You can also use these materials to plug gaps around flues and chimneys. For smaller crevices, such as those around electrical boxes, caulk is your go-to option. On the other hand, foam weatherstripping can prevent air leakage around attic access doors.

And let’s not forget about windows and doors. Upgrading their energy efficiency can be achieved with:

  • New weatherstripping

  • Door sweeps

  • Heavy curtains

  • Draft guards

  • Caulking to fill visible gaps around windows both inside and outside.

Add Attic Insulation for Maximum Efficiency

We all know that heat rises. That’s why insulating your attic is a top priority. It prevents heat from siphoning cool air out of the living spaces below and protects your roof from heat damage.

Wondering about the right amount of attic insulation? An effective way to gauge the sufficiency of your attic insulation is by ensuring its thickness meets at least an R-30 value (roughly 10 to 13 inches). Insulation should be installed between and over floor joists in unfinished attic spaces. This helps to isolate the living spaces below from the attic. If the air distribution system is in the attic space, rafters should also be insulated.

However, keep in mind that attic decking must be set up to accommodate extra insulation beneath it, allowing for a platform to support heating or cooling units as well as hot water tanks.

Block the Sun's Rays with Solar Screens

Consider solar screens as your home’s sunglasses. They mitigate heat gain by reflecting and absorbing solar energy prior to window penetration, thus contributing to a cooler indoor environment.

Made typically from PVC-coated polyester, quality solar screens are durable and can provide effective sun blocking for 10 years or more when properly installed. These screens come with different levels of ‘openness’ to block a significant proportion of UV rays and solar heat, enhancing your home’s comfort during those hot summer days.

What sets solar screens apart from internal window tint is their ability to:

  • Prevent the sun’s heat from ever reaching the window glass

  • Make them a more effective option for heat gain reduction

  • Enhance with an air gap between the screen fabric and the window.

Save Money: Cost-Effective Home Insulation Upgrades

While initial insulation costs may seem steep, a broader perspective reveals it as a smart, long-term investment. By keeping your home cooler in the summer (and warmer in winter), insulation can significantly reduce your energy bills.

The cost of insulating a two-car garage, for instance, can range between $0.50 to $2.25 per square foot, not including the garage door. The average cost to insulate a basement is $1.50 to $4.50 per square foot.

Attic insulation, which is crucial for maintaining indoor comfort, varies in price per square foot. Wall insulation costs range from $1 to $6 per square foot. 

The cost for home insulation of a 2,000-square-foot home ranges from $3,000 to $15,000. However, insulating a new home potentially costs $2.00 less per square foot than an existing home. Quality insulation with a high R-value effectively resists heat flow, and cellulose insulation can reduce energy bills by 20 to 30% more than fiberglass due to its higher average R-value.

Upgrading or reinsulating a house can pay for itself in just a few years through reduced electrical bills.

Call Parker & Sons

Parker & Sons stands ready to help you conquer the Arizona heat this summer. Our team of professionals is equipped with the expertise and experience to provide top-notch attic insulation services. We offer:

  • Free quotes

  • Thermal imaging scans

  • The Parker Guarantee – a promise that our insulation won’t settle. And if it does, we’ll come back and add more for free.

At Parker & Sons, we recognize the pivotal role proper insulation plays in ensuring your home’s comfort and energy efficiency. That’s why we’re committed to delivering quality and reliable services. So why wait? Get your home ready for summer with Parker & Sons.


In summary, efficient home insulation is a game-changer when it comes to staying cool during Arizona’s searing summers. From sealing air leaks and adding attic insulation to installing solar screens, every step contributes to a more comfortable and energy-efficient home. And with cost-effective insulation upgrades, you’re not just improving your home’s comfort but also making a wise investment for the future. For professional attic insulation services, remember to call Parker & Sons – your partner in home comfort.

Frequently Asked Questions

How do you stop heat from coming through walls?

To stop heat from coming through walls, consider using insulation, reflective barriers, and shading for the most effective results. Using these methods can significantly reduce heat transfer into your home.

Will insulation make my house hotter in summer?

No, insulation will not make your house hotter in summer.

How do I insulate my house in the summer?

To insulate your house in the summer, make sure to fix any cracks around windows and doors and consider installing vinyl windows for a tight seal. Additionally, use thermal or blackout curtains to block out sunlight and reduce the workload on your air conditioner.

How do you keep a poorly insulated house cool in the summer?

To keep a poorly insulated house cool in the summer, you can invest in the right ceiling fans, optimize existing fans, flush out hot air in the evening, update insulation, weatherize windows and doors, switch to no-heat lightbulbs, and consider installing a whole house fan. These steps can help improve comfort and reduce the need for air conditioning.

Why is proper home insulation important?

Proper home insulation is important because it helps maintain a comfortable indoor temperature, especially in hot climates like Arizona, by preventing hot air from entering and cool air from escaping.

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