The felt keeps the roof deck dry before shingles go on protects against wind driven rain as shingles fail and increases fire resistance.
How to use a roof and ground plummet.
How to convert existing truss roof flat ceiling to vaulted ceiling using rafters post and beam duration.
Many factors determine which roofing materials you can use and one make or break factor is the slope of the roof known as roof pitch.
For example you may think you want classic composite shingles on your roof but if the pitch is below a certain ratio you may be forced to install a different type of roofing perhaps rolled roofing or.
An impedance measurement is given for the entire ground clearance circuit including elements that the operator may have overlooked back to the utility transformer.
There are times when it rains especially during big storms that water cascades off of a roof like a waterfall.
Watch and learn how and stop.
Group of guys drop friend to ground after he did a trust fall off roof this guy put his trust in his friend and climbed onto the roof to do a trust fall.
While this is a normal aspect of roofing and.
He jumped off the roof and landed in the arms of his friends who were standing right underneath.
This is intended for diy enthusiasts who have simple jobs to do o.
How to redirect rain off a roof.
Most pros use this line to begin shingling working left and right toward the rakes.
This instrument uses utility power to simulate a ground fault by briefly connecting a known resistance between hot and ground and measuring the voltage drop around the loop.
Gutters over flows add downspout to bring water down from roof faster.