
What R-Value Do You Need for Basement Walls?
The proper R‑value of basement walls will produce energy-efficient, durable, healthy, and comfortable homes. Learn what R‑value your basement walls should have.
The Fox Blocks Energy Stick
How do you improve an Insulated Concrete Form wall that already out-performs most wall systems in all climates? You move the concrete mass toward the living side of the wall.
R-Value: It's More Than a Number
Although R‑values are considered to be the standard measure for insulation, they are not the whole story when it comes to choosing insulation.

Effective Strategies to Insulate Block Walls
Improving the insulation of block walls significantly enhances energy efficiency, comfort, and durability in both residential and commercial spaces. Block walls, often made of concrete masonry units (CMUs), are sturdy but notoriously poor at retaining heat without proper insulation.

What is a Good R Value for Exterior Walls?

The Advantages of ICF Construction for Multiplex Housing

A Superior Solution to Thermal Bridging