Finally the ridge cap goes on.
How to install zinc strips on a tile roof.
Locate nails so that they are covered by shingles above.
Using 2 5 or 3 5 wide zincshield install by butting the zinc strip against the ridge vent roof cap or the top most row of shingles at the roof ridge.
That is you nail down a course of shingles then lay down the new course above the last course working up the roof.
Do not insert more than 1 25 4 mm under the shingles.
If possible it is best to slide about 1 4 under the roof ridge vent roof cap or the top row of shingles.
Apply z stop below anything that blocks rain water flow such as chimneys gables and skylights.
Step 1 safety.
The premade ones are much quicker and probably neater looking.
Use corrosion resistant roofing nails with neoprene washers spaced 12 305 mm apart.
This way the next course hides the nails holding down the previous one.
Install under the ridge cap shingle on both sides of the ridge.
For tile roofs 1.
Rain water must run over z stop to become effective.
Step 2 preparing the roof.
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You can cut strips of zinc flashing copper and lead work too and slide them under a course of roof shingles to kill lichen and moss growing there or you could just buy these premade strips from shingle shield.
Apply z stop zinc strip 50 foot roll by butting it up against the ridge cap against both sides of all roof peaks see graphic.
If preferred the zinc strip can be glued in place using a high grade exterior construction adhesive.
Install zinc strip on both sides of the ridge.
Be careful moving up and down the ladder.
Put on your protective eyewear work boots and work gloves before you begin.
Unless you are installing the ridge tile at.