Definition of the term Collar Beam In carpentry, a tie that keeps the roof from spreading. They serve to stiffen the roof structure. Connects similar rafters on opposite sides of roof. Related Posts Definition of the term Aggregate Crushed stone, slag or water-worn gravel that comes in a… Definition of the term Amperage The rate of flow of electricity through wire - measured… Definition of the term Arbitration Service A service to resolve complaints, as in NACHI's Arbitration Service.
Definition of the term Arbitration Service A service to resolve complaints, as in NACHI's Arbitration Service.