Purpose Of Roof Jacks

Nail the new shingles down with roofing nails so the nails are covered by the shingle above.

Purpose of roof jacks.

Use a hammer to bend the top edge of the soft lead roof jack down into the vent pipe. The main purpose of roofing jacks is specifically for safety the shingles are actually laid starting at the very low edges up to the roof up to the scaffolding and the ladder. Roof jacks are nailed to the roof directly over rafters for strength. Lift up the tab and nail the jack into place.

Our strong steel design provides maximum leak protection with a press sealed built in roof flashing. Once we have finished the first areas of the roof we actually move upward and once it the slope it is crucial to move to an area where we can actually step on something. The jacks must be properly nailed or leaks in the roof could occur. Roof jacks provide a stable surface to work increasing safety and making it easier to apply roofing.

Lift up the tab of a shingle where you wish to install the jack. Cut roof shingles to fit around the roof jack and insert them under the existing shingles. Slide the upper tab on the jack under the shingle so that nail hole in the jack is barely covered. Speedi products bv arj 07 7 inch galvanized 1 2 to 7 12 pitch adjustable b vent roof jack.

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. Vent caps provide protection from rain snow and debris. Ideally locate a rafter below the sheathing.