theredhawk
2012-01-14 18:10:22
- #1
Hello,
attached is an excerpt from our thermal insulation certificate.
Is this good? Where do we stand here, to roughly compare to KfW 70, 55, etc.?
attached is an excerpt from our thermal insulation certificate.
Is this good? Where do we stand here, to roughly compare to KfW 70, 55, etc.?