Overlapping a fibreglass trim some people like to apply a fibreglass bandage over the face of a join but my preferred method is to bring the roofs fibreglass laminate onto the top of the trim then sand and feather edge the overlap.
Repairing a fibreglass flat roof.
The best way to ensure this installation is done correctly is to use an accredited grp roofing contractor.
How to install fibreglass roof sheets for flat roof repair sheets are supplied with primer and topcoata and the tools required for fitting are minimal a brush stanley knife or scissors and rollers.
It is important to make sure this is correctly installed this time to avoid the same problem occurring.
This repair uses a solvent bas.
Grp restoration coating this incredible one coat system will transform degraded fibreglass flat roofs and give you another 10 to 15 years of protection.
Sand the area heavily.
As with most temporary flat roof repair work a paint on solution can fix leaks.
Edging can also lift or old flashings against the wall could leak.
In this video we will be taking a look at a flat roof repair that will cover large areas or the whole roof if you need it to.
Preparing a flat roof for repair use a disc sander to clean down the edges of the repair zone and remove any obtrusive damage material and then clean the area with acetone.
Felt flat roof repair.
This is done by cutting out the affected area and adding new fibreglass along with resin and a top coat.
Acrylic sealant will scrape off and clean with acetone for a permanent repair later on.
The material is watertight fire resistant and seamless with a 25 year warranty.
When prepping the repair zone it is important to remember not sand down past the fibreglass under layer.
The surface may also suffer from dips or hollows.
Old pour and roll felt roofing can crack get puncture holes usually from impact or the felt could split.
Using a utility knife make a shallow cut until you can remove material around the spot without damaging the layers underneath it.
Before any new topcoat is applied ensure a good wipe down with acetone is done to create a surface for the topcoat to successfully bond to.
Permanent fibreglass roof repair this involves a thorough cleaning and sanding of the affected area first with acetone and 60 grade grit paper for a minimum of 75mm 3 around the repair.
For most small punctures you can repair your roof simply by forcing sealant into them.
Sometimes doing that is difficult.
Turn your old leaking fiberglass roof back to looking like new by simply painting on one coat of this outstanding restoration coating.
This will remove any obstructions and prepare the area for bonding.
Lastly apply the top coat colour to get a nice smooth appearance.