How To Reseal Roof Shingles

Before you reshingle a roof read our step by step guide for adding new shingles over old ones.

How to reseal roof shingles.

An essential part of the job of installing an asphalt roof is sealing the shingles. If you notice a shingle starting to curl you can forestall the inevitable curling by gluing down the curled section. Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface. Periodic maintenance of sealed flat roofs includes cleaning and inspection to evaluate the condition of the roof coating.

Sealing the shingles will help to ensure that they will require less maintenance and be more durable to weather and general wear and tear. Debris and leaves can build up at low spots. How to reseal a flat roof. How often you need to do this will vary depending on the type brand coating thickness and climate.

Shingles that reseal in this manner are not expected to develop the full strength bond of a sound roof system. Resealing your current roof can extend its life and avoid replacement. To learn how to fix cracked or split shingles instead of replacing them keep reading. Carefully lift the upper shingle and secure the new shingle with roofing nails.

After that place the new shingle in the same position and use shingle cement to reseal the edges of all of the shingles. Sealants also help to waterproof the structure and preserve the structure and grit of the tiles. Although wind may lift an unsealed shingle wind does not cause a sound shingle roof system to become unsealed. As asphalt shingles get older their corners often begin to curl downward or upward.

Most unsealed shingles should not be expected to reseal but can be hand sealed with roof cement. Hammer in any exposed nails that you loosened so the shingles are secure. Water penetration can cost homeowners big bucks when the seams of metal roofing sheets have not been sealed properly. How to seal between metal roofing sheets.

Cost of resealing a flat roof.