Long term repair to maximise the life of the roof without replacing it torch a new top layer cap sheet onto the roof.
How to repair a dip in a flat roof.
As with most temporary flat roof repair work a paint on solution can fix leaks.
Fix the roof yourself.
The most important step when fixing dips in a flat roof is to determine the cause of the problem.
If structural damage or decomposition is to blame it may be best to tear out the section of roofing and repair the problem before filling the hole.
Using a board to walk on will spread your weight and remember to take care when working near the edges of the roof as a fall may result from any slip.
Step 2 if it is an older roof or the original installer will not fix it for some reason you have three options.
Most flat roofs are.
Flat roofs which are mostly level are common on older homes and in arid environments.
Diy temporary asphalt roof repair this is often a paint on fix from a tin or heat applied flashing tape as seen in the video about repairing lead in the felt roof repair section.
Permanent flat roof repair this can either be a small patch of torched on roofing felt or a layer on top of the asphalt roof and carried out relatively.
Or if your roof is near the end of its life it is best to replace.
Weakened sheathing rotting joists and sagging insulation are some possible causes.
How to install fibreglass roof sheets for flat roof repair.
If the old layer of felt roofing is in good enough condition then a liquid system repair can be applied.
Have a roof repair performed by a roofing contractor specializing in flat roofs.
Step 1 if your roof is fairly new call the roofing company that installed your roof and have them fix it.
How to repair a flat roof.
There is an instructional video on youtube that explains how to repair a flat roof with scrim and sealants.
Before stepping onto a flat roof consider its strength if the roof is old and has been leaking for some time the roof timbers may have become rotten in areas.
Sheets are supplied with primer and topcoata and the tools required for fitting are minimal a brush stanley knife or scissors and rollers.