Make sure to line up the jack perfectly with the rafter with the bottom butt of the rafter visible at the roof edge.
How to attach roof jacks.
Rg ro furnaces may be used with roof jacks as tall as 170 excepr t g1 056m odesl w hci ha remil eti d ot 1 20.
Roof jacks you may purchase roof jacks sometimes called roof brackets at hardware stores.
Stainless steel roof jacks are available.
You use them in conjunction with 2 by 8 inch boards to construct scaffolding on the roof deck.
Remove nails take out old roof jack attach new roof jack if you have squirrels in your area there is a good chance the lead roof jacks on your home need to be replaced.
All connections inside the home must be made below the ceiling.
An internal roof jack extension p n 901935 10 p n 903107 18 can be used to increase roof jack height.
Once you have worked on an area of your roof as much as needed you may add more roof jacks in order to access the higher parts of your roof or you can remove and reset the ones you won t need again.
Step 2 attach two jacks attach two jacks to the roof by pulling up a tab of one of the shingles sliding the top of the jack under it.
Roof jacks fit over plumbing vent pipes that protrude through the roof to keep them from leaking.
Ideally locate a rafter below the sheathing.
Roof jacks provide a stable surface to work increasing safety and making it easier to apply roofing.
Step 3 nail the jacks securely.
How to use roofing jacks.