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Specifications

Duct Board
 

Phenolic Foam Pre-insulated HVAC Duct is an excellent alternative to traditional galvanised Iron(sheet metal) ductwork and is ideal for specifications where space or weight is restricted. Compared with heavy galvanised sheet metal ducting that requires a second step to its installation process to both vapour seal and thermally insulate the ductwork, Phenolic foam air duct offers a high performance, lightweight and robust ductwork system that requires only a single fix installation process. This not only makes it a high speed operation for projects on which time is critical but also provides the advantage of a considerable saving in space.
The duct is fabricated from Phenolic Foam Pre-insulated Duct Panels and Accessories by a set of special tools.
The Panels consist of 20mm thickness phenolic foam insulation faced on both sides with 80micron thickness aluminum foil. We can also supply the full set of Accessories and Tools required to fabricate the duct. 
The Panels consist of 20mm thickness phenolic foam insulation faced on inside with 80micron thickness aluminum foil, and outside faced with 0.2mm thickness galvanized iron(sheet metal). We can also supply the full set of Accessories and Tools required to fabricate the duct.

 

Property
Unit
Specification
Standard Size
mm
3950*1200*20
Foam Density
kg/m3
60
CFCs and HCFCs                
 
Free
Aluminum Thickness
micron
80
Thermal Conductivity
W/m.K
0.02
Fire Rating
 
BS 476 Part 6 & 7 Class 0
 
 
ASTM E-84 Class A
Compressive Strength
MPa
0.25
Bending Strength
MPa
2
Water Absorption
%
0.25
Dimension Change
%
0.3
Maximum Wind Velocity           
m/s
13
Maximum Running Temperature
120
 

 

Property
Unit
Specification
Standard Size
mm
3950*1200*20
Foam Density
kg/m3
60
CFCs and HCFCs                
 
Free
Inside Aluminum Thickness
micron
80
Outside Galvanized Iron Thickness
micron
200
Thermal Conductivity
W/m.K
0.02
Fire Rating
 
BS 476 Part 6 & 7 Class 0
 
 
ASTM E-84 Class A
Compressive Strength
MPa
0.25
Bending Strength
MPa
2
Water Absorption
%
0.25
Dimension Change
%
0.3
Maximum Wind Velocity           
m/s
13
Maximum Running Temperature
120