The roof survey will visually inspect the system including the top membrane flashings metal edges wall copings gutters and any problem areas you have.
Roof survey meter.
On a ladder beside the roof place the level a foot or so up the roof hold it level and measure from the 12 inch mark on the level s bottom straight down to the roof.
Designed to quickly non destructively scan an entire roof area to astm d7954 the dec scanner rws moisture meters are ideal for tracing the source of a leak mapping out the damaged insulation roofing materials as well as perfoming an integrity test on a newly installed roofing system.
The infrared survey will be scheduled for an upcoming evening for the team to come back usually around dusk.
Moisture surveys are conducted using a prelocated grid pattern throughout the roof area at which the device is placed and readings are recorded.
If this distance measures 4 inches you have a 4 in 12 pitch.
The nuclear moisture meters are compact and easily portable to the roof area.
Ir analyzers state of the art impedance surveys test both capacitance and resistance for the most accurate results in a wide range of materials and constructions.
8 inches and you have an 8 in 12 pitch.