How Many Lbs Of Screws For Metal Roofing

The table below can be used to figure approximate quantities of screws for various purlin spacings and sizes of roofs.
How many lbs of screws for metal roofing. Take your square footage and multiply it by 80. Step 1 choose your roofing material exposed fastener metal roofing panels. For pricing and availability. How to calculate and place screws.
3 000 square feet x 80 2 400 screws. Use a 2 500 rpm screw gun for wood and steel substrates that are less than 1 4 inch thick. Always match the speed of the drill to the substrate or screw type. Teks 9 x 2 1 2 in gray zinc plated self drilling roofing screws 60 count item 1147934.
Electric nibblers or metal shears used for general metal cutting such as cutting the panels in hip and valley areas. 1 inch and 2 inch. Allsteel carries screws in 2 different lengths. Which one is correct.
When you decide to screw down a metal roof it s important that you have the screw gun set to the correct drill speed settings. 80 screws per square or 1 pound of nails per square 26 formed width 24 coverage use on solid decking 11 1 2 1 2. Some installers prefer using a circular saw with a metal cutting abrasive blade. Metal roofing panels are slippery when wet dusty frosty or oily do not attempt to walk on a metal roof under these conditions.
Formula for determining how many screws will be needed. Here are two easy formulas for determining the amount of metal roofing screws. Pro twist 9 x 1 in silver zinc plated self drilling roofing screws 1 lb item 916571. Preventing leaks lengthens a roof s life.
The hardy rib panel s design is the most common exposed fastener metal roofing panel design in the industry and comes in 3 ft wide coverage panels cut to any length you want from 3 foot to 55 feet in 1 inch increments. A metal roof is a long lasting roof but checking the screws for damages is an important part of metal roof maintenance. A roofing square is 100 square feet. Many newer metal roofs are built with exposed fasteners which can leak if the metal roof installation guide is not carefully followed.