Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface.
How to reseal roof shingles.
After that place the new shingle in the same position and use shingle cement to reseal the edges of all of the shingles.
Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros.
Resealing your current roof can extend its life and avoid replacement.
An essential part of the job of installing an asphalt roof is sealing the shingles.
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.
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.
As asphalt shingles get older their corners often begin to curl downward or upward.
Periodic maintenance of sealed flat roofs includes cleaning and inspection to evaluate the condition of the roof coating.
Carefully lift the upper shingle and secure the new shingle with roofing nails.
How to seal between metal roofing sheets.
Sealants also help to waterproof the structure and preserve the structure and grit of the tiles.
Before you reshingle a roof read our step by step guide for adding new shingles over old ones.
To learn how to fix cracked or split shingles instead of replacing them keep reading.
A complete tear off and replace of a flat roof can cost anywhere from 2 500 to more than 11 000.
If you notice a shingle starting to curl you can forestall the inevitable curling by gluing down the curled section.
How often you need to do this will vary depending on the type brand coating thickness and climate.
How to reseal a flat roof.
Cost of resealing a flat roof.
Shingles that reseal in this manner are not expected to develop the full strength bond of a sound roof system.