pre-insulated phenolic air duct
air duct fireproofing grade Class "O"
Thermal Conductivity 0.25w/mk
HCFC/CFC free

HVAC air ducts  Pre-insualted air duct panel 

Specification:

1) Density: 65kg/m3

2) Dimensions: 3, 900 x 1, 200 x 20mm/25mm/30mm

3) Thermal conductivity: 0.025W/mK

4) Fireproof performance: Flame Retardancy Class O BS476

5) Compressive strength: 220KPa

6) Water absorption(% by volume): 0.1%

Phenolic foam as core,one side with Aluminum foil other side Color steel or GI.  

This compound phenolic foam sandwich panel is the new green environmental protection material, this kind of air duct heat preservation, 

soundinsulated, artistic, durable, clean, health, nature, light, the energy conservation, environmental protection, 

it will be the traditional air duct perfect renewal product. 

Application field: 

Be used for to make the air conditioning heat preservation ventilating duct's  material, 

widely uses in market, supermarket, guesthouse, hotel, stadium, workshop, airport, hospital, food store, pure project and so on.