This article covers the various do s and don ts for each roofing system the surfaces that can be bonded to and the adhesives required.
How to apply epdm roofing on a curved surface.
The glue should be kept approximately 150mm from the edges of the roof as the contact adhesive will be applied in these areas later.
Epdm rubber roof vs.
Application of liquid rubber on different surfaces.
Easy to install epdm is so lightweight that you do not even need to put reinforcements on the roof deck.
Application of liquid roof and liquid rubber for roof leak repair.
Do not stock pile ballast on the roof deck.
The best way to go about it is to simply strip off all of the remaining roofing material on the roof deck spread adhesive on the bare metal and then just roll out the epdm sheets.
Epdm should be bonded over 5 8 plywood 5 8 osb board or polyisocyanurate board with a fiberglass backing.
Apply a thin coat of contact adhesive to the roof deck perimeter approximately 150mm width and any vertical upstands.
A few extra pennies on some click together trims a little bit of planning will result in a roof that will last you up to 50 years.
The following illustrations describe how epdm rubber can be used to waterproof a simple shed roof with three sides open and a fourth side intersecting a wall.
Rubber perimeter on the wall and roof edges.
Contact adhesive can also be used to bond the rubber membrane to most porous and non porous surfaces so can be used in place of water based deck adhesive if necessary.
The first involves applying an even coat of a water based adhesive wba to the roof decking area having folded back one half of the epdm membrane.
Also apply the contact adhesive to the back of the rubber membrane.
A complete list of suggested applications.
No the oils in pertroleum based products will cause epdm to swell and fail.
Roofing felt epdm rubber and torch on felt roofing systems are the most commonly used materials for residential homes in the uk.
Liquid roof can be applied on most surfaces and waterproofs immediately upon application.
How to install an epdm rubber roof how to fit a rubber roof the devil is in the detail this separates a nice roof from a horrible one.
Case of re roofing existing gravel may be re used on the new roofing system provided it is of in adequate size and weight.
Apply termination tape to the roof edges just above the lines.
200 gr m2 between the epdm membrane and the recovered gravel.
Spread the ballast over the epdm membrane as specified.
If you re still considering your options as to which one to use on your flat roof here s a short overview comparing the two materials.
The only liquid epdm rubber in the world.
It is so easy to install.
Can epdm be bonded directly over asphalt tar shingles asphalt rolled roofing or felt paper.