CRYPTIC AIR - Insulated Plenum Box for Linear Slot Diffuser - 1 Slot - Insulated Fiberglass for Heating and Cooling

Plenum Box (R6 Fiberglass) – Built for Cryptic Air Linear Diffusers

Our plenum boxes are built to work seamlessly with Cryptic Air linear diffusers, delivering optimal airflow performance, quiet operation, and a precise fit - while still giving you full flexibility on site.

Constructed from R6 fiberglass duct board, these boxes provide excellent insulation to help reduce condensation, minimize noise, and improve overall system efficiency.

Why Use Our Plenum Box:
- Matched to Your Diffuser
- Sized based on your diffuser order - no guesswork during installation.
- Flexible Duct Connection (Any Size Collar)
- Easily cut and install a collar in any size you need.
- Place it exactly where it fits your duct layout.
- Optimized Airflow Performance
- Designed to maintain proper pressure and even air distribution.
- Quiet Operation
- Insulated interior reduces turbulence and lowers noise levels.
- Condensation Control
- R6 fiberglass helps reduce sweating and temperature transfer.
- Clean, Professional Installation
- Built with a front metal lip for secure drywall connection

⚠️ Fiberglass Product - Use gloves, mask, and proper protection when handling or cutting. May cause skin or respiratory irritation.