Thermaflex® M-KE Flexible Duct

Acoustical Flexible Air Duct

The M-KE Acoustical Duct offers exceptional sound control. Its acoustically rated chlorinated polyethylene (CPE) core allows sound energy transmission through the core and insulation, and into the plenum space. A highly efficient, self-extinguishing duct, the M-KE is suitable for use in all pressure heating and cooling systems.

M-KE Specs

Diameter 4-20 inches ID
Pressure Rating (WG)
Positive 10 inches (4˝-12˝ ID)
6 inches (14˝-16˝ ID)
4 inches (18˝- 20˝ ID)
Negative 1 inch (4˝-12˝ ID)
1/2 inch (14˝-20˝ ID)
Velocity 5000 FPM
Temp. Range -20°F – 200°F cont.
-20°F – 250°F intermittent
R-Value R-4.2, R-6.0, R-8.0