To start installing shingles line up aluminum drip edge flush with the edge of the roof and make a pencil line at the top on each end of the house.
Putting new shingles on roof.
If you need to redo your roof you might be tempted to save some money by having another layer installed over the existing shingles.
Installing new shingles yourself can save considerable time and money and you can follow the same steps they do to achieve the same professional look.
If more than about 35 of your roof is going to need repair due to wind or hail especially if it s already 12 years old the cost effective decision might be to replace it all.
Chances are your roof structure was designed for a dead load of one layer of shingles plus extra for snow and a safety margin.
The first thing you need to do when figuring out how to put shingles on a roof is to determine which type of roofing shingles you need.
Many pros shingle in a vertical line up the roof because it s much faster.
Before you reshingle a roof read our step by step guide for adding new shingles over old ones.
Use your chalk and tape measure to mark about 12 inches up on the roof for the first set of shingles.
The quote includes pulling a permit removing old roof shingles inspecting sheeting boards and replacing boards at 50 00 per 4 x8 sheet or 5 00 per board foot installing new drip edge replacing metal flashing on chimney electrical mast flashing new pipe flashing installing new baffled ridge vent and disposing of all debris.
Repair is costlier on a per square foot basis because it is more time consuming to integrate new shingles into a roof here and there than to install them over the entire roof.
Installing roof shingles in 11 steps.
Using the chalk line snap a line between the two marks to get a straight edge.
Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface.
Known in the trade as vertical racking or staggering this how to lay shingles method enables the roofer to install a single column of shingles all the way to the peak without the wasted back and forth motion necessary to fill several rows of stair steps.
Every 5 inches make a new mark until you get to the rop of the roof.
The more peaks valleys skylights and other obstacles the roof has the higher the installation cost will be.
Is it okay to put the new shingles right over the old ones.
Re doing the shingles on your roof can help keep your house in good shape keeping your family safe and protected from the elements.
When old shingles are torn off new roofing paper starter shingles ridge vent and moisture barrier are installed.
Repeat this on both sides of the roof.
Installing new roof shingles over old effectively doubles the weight of the roofing so you have to make sure your roof structure can handle the extra load.
