The excavation outside the foundation shall be backfilled with soil that is free of organic material, construction debris, cobbles and boulders or with a controlled low-strength material (CLSM).
The advancement of the levels of insulation matches the awareness and activities taking place, not just in the United States, but across North America and the world.
The Center for Environmental Innovation in Roofing (Center) and the Polyisocyanurate Insulation Manufacturers Association (PIMA) this week released their Roof and Wall Thermal Design Guide: Applying the Prescriptive Insulation Standards of the 2012 I-Codes.
As part of an added bonus for the next free ARW University webinar, “Cutting through Code Confusion: A New R-Value Guide for Roofs and Walls,” two registrants who attend the webinar will be selected to win a $100 gift card.