Closed Cell Foam.
Demilec Heatlok HFO
This closed cell foam product is our premium spray foam insulation. It delivers the highest R-value of all insulation currently on the market.
Performance Benefits:
- Stable thermal properties: high R-value 4.46 at 100mm – the best thermal performance on the market
- Retains thermal resistance at both low and high temperatures
- Maintains air seal for proper use and efficiency of ventilation and combustion equipment, even after seasonal expansion and contraction of building
- Supports indoor air quality by blocking air infiltration and mass transfer of moisture that may cause mould: less than 1% water absorption
- Good acoustic qualities
- Increases the building’s structural strength
- Will not sag or slump
- Application thickness is not limited
- Will not harm coatings on electrical wiring, plumbing or other building components
- An inert, odourless product with low global warming potential
- Provides savings on heating costs
- Performs for the life of the building
- Manufactured with over 20% of recycled materials
R-Value of Closed Cell Spray Foam Insulation
| Spray Thickness (mm) | R-Value |
| 30mm | 1.32 |
| 40mm | 1.76 |
| 50mm | 2.20 |
| 60mm | 2.64 |
| 70mm | 3.08 |
| 80mm | 3.52 |
| 90mm | 3.96 |
| 100mm | 4.40 |
| 110mm | 4.84 |
| 120mm | 5.28 |
| 130mm | 5.72 |
| 140mm | 6.16 |
| 150mm | 6.60 |
| 160mm | 7.04 |
| 170mm | 7.48 |
| 180mm | 7.92 |
| 190mm | 8.36 |
| 200mm | 8.80 |
Gallery
Underside of a roof
Standard residential spray foam insulation
Insulation to existing swimming pool
Opawa church roof
Insulation under building car park
Insulation of existing ceiling
Shipping container after insulation
All done ready for lining!
NZ Foam spray foam insulation orange warmer forever
Insulated Metal Clad Roofing
spray foam applied to the underside of the waterproof roof underlay
Foam Insulation Types:
Closed Cell Foam
Open Cell Foam
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