Flat Roof Board Thickness

Oriented strand board osb osb has almost the same application and usefulness as the plywood it is made from wafers of timber rather than full sheets of veneer.

Flat roof board thickness.

Densdeck roof boards are utilized in a wide variety of roofing systems for new and re roofing applications as gypsum roof cover boards and thermal barriers. Whatever you re working on our range of plywood board contains everything you need at our famously low prices. Suitable for use with all bauder systems. Osb a sterling board.

Roofs with very heavy loads may require 3 4 inch thickness. 1 2 12 7 mm 1 32 0 8 mm width standard. Retroplus roof board is an expanded perlite mineral aggregate board. The tr27 range of insulation from kingspan has been developed specifically for insulating flat roofs.

Wood particle board chipboard. We have the right sized osb3 board for almost every job. Tr27 insulation consists of high performance pir boards with glass facings on either side. A good alternative to ply wood and usually cheaper we stock osb3 board in a selection of sizes.

A minimum thickness of 18mm these will be able to span up to 600mm. The vcl and insulation board warm roof without deflection. Available wood thickness standard 7 16 or 5 8 thick rated 1 osb. Impervious to any waters ingress.

Builders put a new flat roof on the extension to my house in glossop in. That is easy to install and cut builds slope into an otherwise flat roofing system. Regardless of thickness the plywood should be a type suitable for exterior use graded exterior or exposure 1 references. Browse our range of roof boards below and choose between general purpose hardwood plywood shuttering plywood exterior wise spruce plywood sheets and more.

Sterling board is resistant to water with the osb3 option being particularly suitable for humid conditions. Oriented strand board osb osb used for flat roof decking should be type osb 3 or osb 4 conforming to bs en 300. Installed correctly allowing falls to roof using per furring. These flat roof insulation boards have been manufactured so.

Buildingregs4plans flat roof guidance provides information on flat roof deck design and materials including timberboarding plywood oriented strandboard. Thickness and fixing recommendations are similar to those for plywood. Always install wood side up. Tr27 kingspan flat roof insulation.

The usual recommendation is that osb 3 or osb 4 bs en 300 should be used in flat roofs. Wood edges are routed 1 8 to allow for expansion and contraction of the wood. Find out more in our guide to insulating a flat roof.