Metal Roof Glossary

Main structural roof support timber.

Metal roof glossary.

A diagonal cut across courses of tiles slates. Updating the manual national roofing contractors association architectural sheet metal and metal roof moisture control and glossary sections the nrca spray polyurethane foam based roofing manual 2006 edition includes the spf the nrca roofing and waterproofing manual fifth edition as well as the 2003 and 2006 updates to the manual. Glossary metal components building and construction terminology accessory an additional product that adds to a solid sheeted roof wall such as louver walk door roof curb etc. A type of roof containing two sloping planes of different pitch on each of four sides.

The process and material used to seal a joints or seams in various structures. The supporting framing timber sloping from ridge to wall plate. Class a b and c fire ratings fire resistance ratings were established for roofing per astm and ul tests. A narrow plastic wood or metal bar which is used to fasten or hold the roof membrane and or base flashing in place.

1 cap or cover. Method of installing roofing material on roof slopes between one and two inches per foot. 1 a cap or cover. A metal closure set over or covering the joint between adjacent metal panels.

Architectural roofing is metal roofing systems that are non weightload bearing and must be installed over solid decking rather than battens or purlins. Approval drawings drawings approved by the buyer that affirm that the manufacturer has correctly interpreted the contract. If you are having difficulties understanding a term not outlined in this glossary please submit a query via the ask asc building products button found on this page. A roof with one slope only that is built against a higher wall.

The lowest segment of roofing in a roof system. A metal closure set over or covering the joint between adjacent metal panels. If you are having difficulties understanding a term not outlined in this glossary please submit a query via the ask aep span button found on this page. 2 in a metal roof.

2 in a metal roof. The material used on a building s exterior wall enclosure intended to control infiltration of weather elements. Usually situated half way up the roof span. The uppermost horizontal junction of two slopes forming the apex of a pitched roof.

4 in a membrane roof system. To which rafters are nailed. A strip of wood usually set in or over the structural deck used to elevate and or attach a primary roof covering. The following glossary provides an overview of the common terms used to describe features of metal roofing metal siding painted metal finishes and the metal coating process.

Also called non structural systems.