Download the PDF here: HotRockPanels Technical Specifications
Custom runs are available to address higher R value or PSI requirements up to R16 and 60PSI.

Original HotRockPanels

• R10 thermal resistance
• 30 psi compressive strength
• 8 square foot floor coverage
• U-Shaped edges for air tight seal
• 2 1/2″ nominal thickness
• Expanded Polystyrene
• Raised knobs to hold PEX
• Thermoformed polystyrene moisture barrier

Low-Profile HotRockPanels

• R5 thermal resistance
• 30 psi compressive strength
• 8 square foot floor coverage
• U-Shaped edges for air tight seal
• 1.5″ from bottom to top of knobs
• Expanded Polystyrene
• Raised knobs to hold PEX
• Thermoformed polystyrene moisture barrier