Set your store to see local availability add to cart.
Roof jack for line set corragted roof.
Roof jack 6 saddle stock 1 material.
Gibraltar building products 11 in.
Rubber electrical mast split pipe boot roof flashing in black model 81746 37 27 37 27.
You can usually feel sheathing nails which are driven into rafters through the underlayment attach a jack by driving two 16d nails never roofing nails into a rafter.
Walking on a roof with a pitch of 5 12 or 6 12 is possible but it is still a good idea to place a row of roof jacks along the bottom edge of the roof.
Roof jacks provide a stable surface to work increasing safety and making it easier to apply roofing.
Ideally locate a rafter below the sheathing.
Aluminum 15 galvanized steel 28 pvc 7 plastic 40 rubber 37.
For a slope of 4 12 four inches of rise to 12 inches of horizontal run roof jacks are probably not needed.
Eagle 1 epdm flexible roofing pipe flashing boots on site adjustable roof pipe jack boot with round base high temp red gray high temp square base 6 4 6 out of 5 stars 73 69 95 69.