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Depending on the sealant’s thickness, you can apply it with a paint brush, paint roller, paint sprayer, or hand trowel. Some roof sealants come in tubes that are applied with caulk guns.

It comes in one- or five-gallon buckets, tubes of caulk, tapes or even spray coatings. Buckets of liquid roof sealant can be helpful for large repairs and adhering layers of rubber membrane.

If you can paint, you can probably seal your flat roof DIY-style, but even if you have to hire someone, it’s not a terribly expensive job.

26. After the paint dries, seal seams with SEM Black Seam Sealer (PN 29392). See All 39 Photos See All 39 Photos ...

Tile roofs are a major expense and Monahan paid $32,000 for her roof. Yet homeowners aren’t told in order for the roof to stay colorful and bright, it’s going to have to be sealed, Alberson said.

Lifestyle Your Place: Elastomeric roof coatings last long, if not a lifetime Originally published September 6, 2011 at 6:49 am Updated September 6, 2011 at 9:01 am ...