Opaque
KAV B3300/B3310 Uw 1.4 W/m2 K
KAV B3300/B3310 Uw 1.4 W/m2 K
Next 20 Guarantee – 20 years homeowner to homeowner transferable guarantee. Add value to your home when you resell or rent it on top of the peace of mind you get.
We guarantee that all our wood is certified, rigorously selected, Arctic Nordic Pine, which is known for excellent density and increased durability due to very harsh weather conditions of the region.
We know that making a hole in a roof is something that has to be 100% secured. Severe weather can affect the structural integrity of the house and by choosing the right window you can help reduce the risk of major damage.
Construction | 4-16-4H |
Triple glazing | 24 mm |
Low E |
|
Gas | Argon |
Toughened |
|
Ug (W/m2 K) | 1.1 |
Total solar energy transmittance | NPD* |
*NPD: No Performance Determined
Uw (W/m2 K) | 1.4 |
Water tightness | E1350 |
Air permeability | Class 4 |
Resistance to wind load | Class C4* |
Sound reduction | 32 (-1,-3) dB |
Ventilation valve |
|
Natural wood | + (B3300) |
White painted | + (B3310) |
Not sure whether you need a flat or pitched roof window? Can't decide between openable or fixed? Use our configurator tool.
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