Start by overlapping a starter from both sides of the valley at the bottom.
How to lay roofing felt in a valley.
Start by laying asphalt felt or other underlayment over the roof.
Do not use felt as a temporary protection against rain.
Drip edges on the eaves any valley liners and all flashing should be installed before the tar paper is laid.
Felt works just fine.
After this lines should be snapped every 34 as you move up the roof.
Here are simple steps to get you started.
How to install felt underlayment for a new roof.
Most roofing suppliers carry 15 lb.
Begin to install roof shingles on either roof face.
Overlap each row at least 3 to 4 inches.
You can center it and align it smoothly with the roof contours as you go down.
Felt paper should extend at least 10 inches up each side of the roof valley so use a strip between 20 and 24 inches wide.
Felt doesn t tear as easily so it s safer to walk on when you re working on steeper pitches.
You want to lay the shingles from the bottom to the top of the valley.
Over driving nails is always a.
Before laying roof felt all rotten decking must be replaced.
When working with a helper expect to spend several hours to install drip edge wsu and roofing felt on a medium sized roof.
Installing a roof is much more than just nailing shingles onto some boards.
Install new flashing metal flashing is often called drip edge along the.
For most applications 15 lb.
Using your staple gun secure the felt to the roof.
Felt is laid on a flat roof to help keep the roofing system waterproof.
Chalk lines should be snapped 33 5 8 above the eave line.
Check to ensure the roof is in good enough condition to walk over.
Felt if you plan to leave the paper exposed for more than a couple of days because it wrinkles less then 15 lb.
Use a broad strip of felt paper.
The next one goes on the low side.
Start at the top.
If you need to temporarily protect a roof cover it with plastic sheeting or a tarp.
Lay the felt paper from the top of the roof valley to the eaves at the roof edge.
While laying felt is not an easy job it can be done by anyone who has the patience to deal with it.
Weave and cut the valley on the highest side of the roof.
Then your first shingle goes on the side you are going to cut.
You can use a straight edge to achieve a straight cut.
If it gets wet it will wrinkle making it harder to shingle.
If you live in an area with inclement weather you should consider using a special ice and water protector.
For an apex roof start at the bottom and lay it horizontal the next should overlap as in video so the water runs over the join as it runs off the roof finishing at the apex or top of roof.
It starts with installing solid decking usually plywood or oriented.
The last layer should go over both sides of the roof overlapping both side covered in felt.
