Have you used fiber doors or windows for your house? I think you should give it a try. I think it is the perfect solution to get rid of wood warping issue. I have used this for many of my clients and I am happy with the quality and response.
New York is increasing its energy standards and is investigating the possibility of implementing the Passive House Standard for new construction and retrofit projects. Interviewee: Ken Levenson, with NY Passive House Assoc and 475.