Having a manual for warm flat roof construction with details and a summary of rules to follow helps.
Warm flat roof eaves detail.
The insulation can be adhered mechanically fixed or loose laid.
The wallplate is secured to the internal wall separated by dpc.
Flat roof details and information relating to insulating a flat roof.
This appendix contains common details for flat roofs and balconies.
Warm roof to outlet with sump gutter.
Flat roof types.
This is placed over the.
Eaves detail the eaves detail shows where the roof members and coverings meet the wall of the dwelling.
The cavity is closed with a proprietary cavity closer.
Depending on the type of roof you are considering here s some technical details you may find useful.
A flat roof must be strong durable and stable throughout its lifetime.
The flat roof shown above shows warm deck roof construction.
Flat roof u value 0 18 w m2k 2 warm deck flat roof the type of insulation for this is usually of a rigid type and the thickness will vary depending on the manufacturer s specifications.
Additional construction details drawings.
The following sketches show examples of typical common construction details and illustrate general principles.
Please fill in your details below to access our full list of standard details for sika sarnafils range of systems.
Warm roof to hot service penetration.
Warm roof timber deck.
Warm roof to cable duct.
As well as the small selection of roof detail drawings shown here many of the building notes have a related construction detail drawing with specific dimensions eg rafter sizes spans insulations types for purchase with the building specifications.
Warm roof to coated metal drip edge.
Warm roof to outlet.
Warm flat roofs inverted flat roofs green flat roofs.
Warm roof to parapet outlet.
Further information on specific waterproofing systems may be obtained from bs 8217.
The vapour control layer is above the decking but below the insulation.
The basic construction of a flat roof starts with roofing timber that is laid across two upright items usually two walls.
A warm flat roof or a built up roof bur is one where all the insulation is above the joists deck making them part of the warm fabric of the building.
The insulation is immediately below the waterproofing layer.
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A roof is defined in bs 6229 as a flat roof if it has a pitch of 10 degrees or less.
Warm roof to service penetration with pipe boot.
Warm roof systems benefit from the insulation sitting above the deck.
It must provide adequate protection against the elements keeping the buildings structure and interior dry.
That will help you remember certain factors and details to build the best possible flat roof.