Using fixing paint, on your own is an effective way to preserve the honesty of your roof covering till an extra permanent repair work can be carried out. Splits usually occur on flat roofing systems such as felt usually happen on old systems which are not polyester based. It is still feasible to fix an old system which is not polyester based. However, the roofing system would have to be structurally sound and without water absorption. To repair this kind of roof, polyester base or woven glass base torch-on materials are usually used for minor fixings to built-up roofing systems. Using fibreglass to manufacture planes, boats, and waterslides has actually been around for quite time now