Difftak Bison 175
1.5x25m
Bison DiffTak 175 - Diffusion open underlay
Bison DiffTak 175 is a vapour permeable underlay that provides a reliable solution for protecting roof structures. Installed either over the raw shingles or directly onto the rafters, this effective protective layer is designed to manage water vapour from the inside while resisting the elements from the outside. Its ability to promote vapour transport contributes to a healthy and moisture-free building. Please note that the product is not suitable for use with impregnated wood and that the pitch of the roof should be at least 14° for optimal performance.
- Diffusion-open underlayment installed on top of the raw shingle or directly on the rafters
- Not puncture proof and requires no air gap to the substrate
- Minimum roof pitch for use is 14°
- Not intended for installation against impregnated wood
- Protects the roof structure against rain, snow and wind
- Allows internal water vapour to escape while being water and airtight from the outside
- Helps protect against moisture and condensation problems
DiffTak 175 Bison - Diffusion open underlay
DiffTak 175 Bison is designed to act as a high-quality diffusion-open underlayment roof. The durable material ensures that the roof structure breathes while protecting it from the elements. Ideal for installations where maximum vapour permeability is desired without the need for additional air gaps. This product is ideal for ensuring an efficient and long-lasting roof structure. When installing DiffTak 175 Bison, remember that the product is not intended for use with impregnated wood, nor is it puncture proof - take care when working on the roof. Optimum results are achieved with a roof pitch of at least 14°.
- Diffusion open underlayment for various roof constructions
- Mounted over rafters or directly on the rafters
- Not penetration resistant - extra care required during installation
- No air gap required - the membrane is laid directly against the substrate
- Minimum roof pitch: 14°
- Not suitable for installation against impregnated wood
Dimensions
| Width | 160mm |
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| Height | 160mm |
| Depth | 1500mm |
| Volume | N/A |
| Weight | 7kg |
Packaging
| Number/Pallet | 40 |
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Documents
| Product Sheet | Open |
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