Install Foam Board After your waterproofing has dried, install 2-in. extruded polystyrene (XPS) foam board insulation. Be sure you use XPS—other types of foam board are not as moisture resistant.

Though retailers have a lot of discretion on price, the low-GWP XPS foam boards are currently around 15% more expensive than HFC-blown boards at hardware stores.

In his guide, he details the difference between XPS (expanded polystyrene) and EPS (extruded polystyrene) and how each product’s closed cell and open cell nature affects the final board.

EnergyShield XR creates a versatile, effective barrier for thermal and moisture control. Whether building a single family ...

Extruded polystyrene (XPS) thermal insulation board is a rigid foam board having closed cell structure and is produced in a fully automated continuous extrusion process.

Foam core insulation may be a popular choice for homes, but not so much for the environment. Thankfully, these eco-friendly options are great alternatives.

Dublin, May 19, 2021 (GLOBE NEWSWIRE) -- The "Extruded Polystyrene Foam (XPS) Global Market Insights 2021, Analysis and Forecast to 2026, by Manufacturers, Regions, Technology, Application" report ...