Install a second screw on the high seam at the opposite end of your first screw.
Installing metal roof pipe boot.
Place the new boot in the hole of the pipe and cut the boot on the line that touches the rim.
Push your pipe flashing firmly into place.
Lay the starter row of metal shingles at the drip edge and affix to the roof with metal roofing nails.
Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps.
The metal i m using is called crinkle black i purchased all my materials at h.
Install remaining screws one inch on center around the perimeter of the pipe flashing.
The slide the boot down the pipe and leave it about 3 above the roof.
In this video i cover installing a roof boot for a vent pipe in a metal roof.
These work better on smaller round chimneys and may be ideal for a stove chimney in a metal roof.
Start with the high seam and install one x inch metal to metal screw.
A different type of flashing is a chimney pipe boot.