American custom built passive house doors from hammer hand in portland oregon usa start at 8 000 usd.
Passive house doors usa.
A passive house is essentially a super insulated house that exceeds most existing standards.
Doors and thermal shutters are built from us in house there isn t anything like it on the market.
Now our portland based woodshop builds them to the same high standards and even higher level of artistry.
Historically high performance and passive house doors were only available in europe requiring special orders and shipping to get them across the water to the us.
Once the exterior doors are ready for production we will offer them commercially at one point from r 20 to r 60 7 lock points airtight and.
The passive house standard is performance based for the entire building not a checklist of components to purchase.
And it s not just for houses passive building works for schools offices hotels multifamily and high rises too.
There is no such thing as a passive house door so to say but rather doors that offer the airtightness and insulation levels necessary.
Kohltech has windows and doors that have achieved the rigorous certification standard of the passive house institute us.
People have built passive houses with therma tru doors upgraded with multi point locks.
Airtight superinsulated exterior doors prevent air leakage and heat loss in winter and heat gain in summer.
While that may sound like a lot for a door these doors are many levels above ordinary doors in terms of the quality value and durability they provide.
Groke entry doors u factor range from 257 all the way down to an impressive 13 making them ideal for use as a passive house door.
Below is an outline of the passive house standard followed by the kohltech products and options available to meet the standard.
It s the best path to net zero and net positive.
In general passive house construction elements tend to have a similar range of features and importantly are.
Passive house components are an important development in this process due to their low energy features.
Passive house door internal view passive house door internal view what are the benefits of a door made to meet passive house regulations.
What is a passive house door.
All groke door configurations meet european air leakage class 4 with the exception of double in swing doors which meet class 3 criteria still within the passive house performance requirements.
Doors made to this certification can achieve a u value of 0 89 and higher a standard doorset would require a u value of 1 2.