Built up roofs or burs also called a tar and gravel roof is a well established and popular style of flat roof that is made up of alternating layers of roofing felt or fiberglass and asphalt that is applied with heat which combine to make a long lasting sturdy roofing system.
How to apply tar to roof.
Using small amounts at a time apply the roofing tar with your roller in short and smooth strokes.
Before applying roofing you ll need to cover the sheathing with roofing felt also often called tar paper most local codes call for using 30 pound felt.
Keep doing it till the whole roof is covered completely then let the tar settle and dry.
Once you have your work gloves on attach the rollers to the extension pole and dip it in the bucket containing tar.
Get your trowel and another scoop of cement and apply it on the roof below the second chalk line.
Once you decide when you want to tar the roof the actual application time is not long at all.
Some roofers prefer to attach felt underlayment with 1 inch roofing nails or special nails with plastic washers but most codes allow staples which are easier to drive.
An experienced professional will always keep their bucket of tar close to them while moving backward toward the end of the roof where their ladder is situated.
Pick the best time.
Get dimensions of the roof.
Set up where to start and finish.
Use your ladder to climb onto the roof and roll the tar in small quantities over a large surface area.
Experienced professionals never allow the hot tar to clump up or build up in any area.
If you are covering the entire roof then you should mix the tar with the concrete roofing and then applying a level layer of mixture.
If the areas are a little larger then you should mix the tar with some roofing concrete.
Choose a time of year where you.
How to apply roofing tar.
Nail on a base layer to protect to protect the roof.
Using a fiberglass mop a professional will apply tar in small smooth strokes.
Start in the corner furthest from your ladder.
Apply roofing cement and secure the second layer to the roof.
Move away from the place where you started the application until you reach your ladder.
When there is no debris left you are ready to apply tar to the roof.
Nail a coating onto the roof to serve as a base layer.
Once the cement is spread across the roof it s time to place the second layer down.
How to apply hot tar roofing step 1.
Measure and calculate the roof s dimensions to estimate the amount of tar needed.