Alpha Systems Alpha-ply TPO roof sealing
Howdy, I was going to reseal the self-leveling sealant areas on my Alpha-ply TPO roof with Alpha Systems 1021 sealant, due to the surface cracking that you can see in the photos around the ladder a...
Forum Discussion
mikefos wrote:
The old material is still adhered well to the membrane and I'm not about to try to peel it off and really make a mess of things (that would be a real battle).
It's not that difficult to peel it up using a plastic putty knife. As nasty as the current sealant looks, I'd never consider putting new over the top of that mess.
In this video I used a metal putty knife only because I was working on the metal vent flange. Other areas I always use a plastic putty knife.
