How To Fix Lumpy Roof Coating On Flat Roof

Apply coating when the roof is dry and the sealant has set.

How to fix lumpy roof coating on flat roof. So if your flat roof is collecting water that doesn t drain or evaporate within 48 hours you will need to fix it. When you apply any flat roof coating the roof needs to be relatively clean for the coating to adhere to the surface. Dispose of the debris in a garbage bag or use a vacuum cleaner to suck it up. Step 1 clean the flat roof.

Acrylic coatings are generally highly reflective and work well with bituminous and non bituminous roofs. However excessive ponding threatens your roof. If you apply acrylic in intense heat it won t properly stick and it may freeze under overly cold temperatures. How to fix ponding on a flat roof depends on the cause of the ponding.

Use 4 or 6 roofing fabric covered under and over with crack joint sealant to seal cracks along drip edges penetrations and open seams. Flat roofs by their very nature will collect some water when it rains. Many of them include caulk for sealing cracks as well as patches for treating larger areas of damage on the roof membrane. Use the push broom and sweep the flat roof as clean as possible.

If you do not have parapets examine the metal drip edge for a tight seal with the roof membrane. Many homeowners now prefer using silicon coating for their flat roofs because of its appealing. If there is ponding water on your flat roof it may also affect adhesion. Get a roof repair kit to easily patch up your roof.

Getting a kit means you don t have to hunt down the individual components you need for a repair.