I very much enjoyed reading the line "Quality shingle brands with the
Scotchgard™ AR System include Malarkey."
Seriously, you could probably go with zinc strips for a lot less
money. They run the length of the roof peak and are attached while the
house is being roofed. Here's one brand as an example:
http://www.shingleshield.com/ I've had these on my roof since
installing them in 1999 and they've worked fine. I picked them up at
the local hardware store.
I asked a couple of different roofing guys about the zinc
strips.....both said they aren't effective for more than a few
years....same answer I got from the following site at Oregon State
I have zinc strips installed on my Florida home's roof (light gray color)
for the past 11 years. To this day the shingles have no trace of mildew or
Several neighbors have them also. It's very easy to pick out the homes that
do have them installed.
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