What is Most Cost Effective HVAC Solution for a Slab House Addition?
...construction of a 21 by 32 foot addition on the north side of my house. For various reasons we are planning a raised slab foundation - about 4.5 off the ground, and using ICF. ICF turned out to be about the same cost as traditional forming (we live in crazy times). Anyway, I was planning on upgrading my existing water ...