Napoleon GD-301 Heat Guard for Flexible Direct Vent, 4×7-inch provides a high quality venting component for Napoleon’s direct vent appliances. This heat guard can be installed to help insulate and prevent excess heat from accumulating ensuring a safe venting installation – cannot be used with the GD-222R.

Features:

• Napoleon GD-301 Heat Guard
• Helps prevent excess heat from building up
• Intended for Napoleon’s 4″ x 7″ Direct Vent appliances
• Cannot be used with the GD-222R