| Diameter | : | 2 in ID x 5 in OD |
| Length | : | 25 ft |
| Material | : | Aluminum |
| Pressure Rating | : | 4 in-WC |
| R-Value | : | R6 |
| Velocity Rating | : | 5000 fpm |
The aluminum supply tubing and sound attenuator is an insulated flexible air duct. The insulation is designed to prevent condensation from forming on the outside of the duct and to minimize thermal losses to the surrounding environment.
The Unico System® Supply Tubing, 25 ft Length, 2 in ID x 5 in OD Diameter, 4 in-WC, Aluminum, R-Value: R6, 5000 fpm Velocity Rating
- 2 ply corrugated aluminum spun bound nylon duct
- 5 um particle filter
- Fiberglass insulation
- Reinforced aluminized mylar vapor barrier
- Less than 50 smoke developed rating, less than 25 flame spread index
- Support up to 6 ft distance