Use the silicone caulk make a ring on the bottom perimeter of the board then put in place on the roof.
Diy metal roof snow guards.
There are plastic metal individual pad style snow guards that have to be glued to the roof panel in which the glue will have a certain holding strength that is less than a mechanically attached option.
You will end up with two rows of guards.
Best snow retention snow guard systems.
Place the guard in a staggered formation so that every other guard is 6 inches higher up on the roof.
Typically snow guards are made of stainless steel zinc coated steel copper or aluminum but sometimes they come in polycarbonate and plastic.
Roof experts strongly recommend installing zinc coated steel guards as they proved to be heavy duty durable and have reasonably price.
Snow rails vary in their material.
Our metal roof snow guard products are a cost effective long lasting aesthetically pleasing snow retention solution for any metal corrugated standing seam asphalt shingle or slate roof located in a winter climate.
For shingle roofs use a thinner board and slide it under the shingle after you have loaded it with caulk.
There are clamps on snow guards that attach to the standing seam ribs and use set screws to mechanically attach.
Then to reinforce it use the power drill to screw each board onto an asphalt or wood roof.