Glossary Category:

Rafter Tail

That part of a rafter which extends beyond it bearing at the top plate of the wall past the outside face of a wall.

Rafter Tie

Where ceiling joists are not connected to the rafters at the top of the wall plate because they rest at a lower elevation, rafter ties are connected to the sides of the rafters where they rest on the top plate to provide restraint from the end thrust of the rafters...

Ramset fasteners

A trade name for a power driven fastener that can be set in concrete

Rebar

Reinforcing steel rod used in cast concrete to add strength which resist breaking up of the concrete when stress load is applied to the concrete.

Recirculating

A term used for something that circulates a fluid through a system