If you’re looking at different options for insulating cavity walls as your home is being built, consider EPS blocks set into the gaps in the concrete blocks for your wall. It really is a simple way to build in insulating properties into a new home, filling the cavities in the concrete blocks with our simple EPS (expanded polystyrene blocks). Increase the insulation value of your walls by up to 12 times. Make sure you consider all the insulation options of walls by finding out more about EPS blocks here.