Lined Plenum 14" x 20" x 36" with 1" Fiberglass Liner

Extended Insulated Plenum - Maximum Volume with Thermal Protection

This extended 14" x 20" x 36" lined plenum provides maximum air volume distribution with 1-inch fiberglass insulation for superior thermal efficiency and noise control in professional HVAC systems.

Extended Insulated Features:

• 14" x 20" Standard Connection: Compatible with most residential and commercial air handlers
• Extended 36" Volume: Maximum air expansion space for large capacity systems
• 1-Inch Fiberglass Liner: Superior thermal insulation and sound absorption
• 26GA Professional Construction: Heavy-duty galvanized steel for commercial applications
• Energy Efficiency: Reduces heat gain/loss for lower operating costs
• Noise Reduction: Fiberglass liner absorbs blower noise for quieter operation

Extended Applications:
Large residential systems, commercial installations, energy-efficient applications, noise-sensitive environments

Extended Benefits:
Maximum air volume, energy efficiency, noise control, professional reliability