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TECHNICAL TEST PARAMETERS
The characteristics of a particular duct connection or
joint are classified in the HVCA manual DW144; the joint rating for
35-3 is J3 and for 35-4 is J4. These ratings conform to the requirements
for HVCA DW/TMI as certified by BSRIA, the approved HVCA Test House.
SYSTEM COMPONENTS AND CONSTRUCTIONAL SPECIFICATION
| Ductmate Flange |
Roll Formed Galvanised Steel BS EN10142:
+A1 1995 |
| Ductmate Corner |
Formed Galvanised Steel BS EN10142: +A1 1995 |
| Cleat Metal |
Formed Galvanised Steel BS EN10142: +A1 1995 |
| Cleat PVC |
Polyvinyl Chloride |
| ‘G’ Clamp |
Pre Formed Zinc-Coated Steel |
| Gasket between Joint |
440 Butyl or Self Adhesive Gasket Tape |
| Sealant for Corner |
440 Butyl or 795 Sealant |
Note: Other materials available. Please contact Ductmate.
WEIGHTS FOR INDIVIDUAL ITEMS
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35-3 |
35-4 |
| Ductmate Flange |
0.742 Kg/m |
1.010 Kg/m |
| Ductmate Corner |
0.070 Kg |
0.070 Kg |
| Cleat Metal |
0.020 Kg |
0.020 Kg |
| Cleat PVC |
0.090 Kg/m |
0.090 Kg/m |
| ‘G’ Clamp |
0.054 Kg |
0.054 Kg |
HEALTH AND SAFETY
Due to the inert nature of the Ductmate 35 component
parts, we consider the product represents no danger to health.
Specific manufacturing and installation Health and Safety issues are dealt with on the appropriate
data sheets relating to this product.
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