Choosing the best roof insulation for your house is important. Remember that the insulation in your home keeps the heat in so that you don’t have to spend much on heating or cooling your home.

Your Best Choice For Roof Insulation

To help you choose, we’ve created a list of some of the best choices for roof insulation.


This material is rigid which means it’s perfect for any type of low slope roof systems. What are low slope roof systems? These are roofs that have less than a 14-degree slope. These roofs also have strategically placed water-resistant materials. This type of roof insulation is mostly popular with businesses.

Spray Foam

Spray foam is considered to be one of the most expensive roof insulation options. But when you think about it, the cost is actually outweighed by its advantages.

Spray foam is fail proof because it provides you with a two-prong way of attack for saving on heating and energy bills. It also provides a superior air seal regardless of the property type where you’ll use it on.

Planning to renovate? Consider using spray foam as your roof insulation so your property is up-to-date with the latest energy-efficiency standards. You are not only reinforcing the status of your home, you’re investing in it, too.

Cellular Glass

Cellular glass was first developed more than 60 years ago. It is made out of crushed glass that is then mixed together using a foaming agent. Cellular glass is moisture-resistant and will not wick flammable liquids. These factors make it a good candidate for roof insulation.

Rock and Slag Wool

Sometimes referred to as mineral wool, rock and slag wool have been naturally-produced for centuries. The current version of the rock and slag wool are produced from a large amount of basalt and industrial slag. Rock and slag wool are fire-resistant, sound absorbing, and has superior thermal performance. This type of insulation is known for its ability to make buildings more energy efficient and is considered a sustainable roof insulation option.

There are a number of roof insulation options available in the market. Whatever your choice may be, contact your trusted roofing company to install it for you. Still undecided on what roof insulation material to use? Contact a roofing contractor for recommendations!

Written by True Son Exteriors, the best contractor for roofing in Columbia, MO.