If you must over board chipboard always fix into the joists underneath.
How to lay a rubber flat roof.
To keep water from pooling at these inside corners tom rips 2x4s lengthwise on a 45 degree bevel with a table saw.
Cut 9 elastoform to size allowing upstand height plus an extra 75mm on the length by 150mm on the width.
Often the chipboard has turned to weetabix a crumbled mess that happens when chipboard is exposed to moisture for prolonged periods.
Open the epdm square vertically along the length of the roof.
Align the bottom so its parallel to the bottom length of the roof.
Classicbond rubber roofing epdm whether you are a roofing professional or home owner and looking for a flat rubber roofing material that is both sustainable.
Homepage rubber roofing how to install rubber roof yourself by rooflast posted on may 22 2019 october 24 2019 whether it is a flat roof or pitched roof a rubber roof is a great choice to ensure against leaks from rainwater or snow.
On roofs that are flat or have a very low slope an epdm rubber roof is a great option to ensure against leaks from water or snow.
Epdm rubber roofing has firmly established itself as one of the most popular options for flat roofing of all sizes.
The benefits it provides and its cost effectiveness over a long term period have seen it become the flat roofing system of choice for many property owners.
Elastoform is used to waterproof profiles in the roof shape which can not be achieved with the rubber membrane such as external corners.
Stripping a flat roof with old flat roofs this can be most of the time especially with chipboard.
Here the rubber roof will need to run up the walls and glue to the sheathing.
How to install a rubber roof.
Lay down the square folded epdm material in the center of your flat roof.
Flip the topmost piece of the epdm material downward across the length of the roof.
When water sits on a roof it can easily find ways to enter into your roofing structure.
An epdm rubber roof will prevent these leaks by causing the water to run off the roof.