Here's a look at a professional pipe collar installation by
a Professional Roofing Contractor in Maryland.
Now, if you're not into this stuff, it may be pretty boring;
but at least you will understand that there is more to properly fixing pipe collar leaks other than
just smearing black gook all over it.
That's what we usually see when we're inspecting for roof
leaks. Black tar smeared all around, ultimately causing more damage and more leaks. OK,
First, the existing shingles being removed are cut just
above the "keyways" with a hook blade knife, then the roofing nails are carefully removed so as not
to tear the shingles.
Next, the nails on the leaking plastic pipe collar are
removed with a pry bar -- then the collar itself is removed.
After cleaning the surface and installing two new base
shingles, the new collar is placed over the PVC pipe and secured with 1-1/4" roofing
A sealing bead of Geocel Tripolymer Sealant is placed in a
circular ark around the collar as an added barrier to water and wind driven rain.
New Certainteed XT25 shingles are properly cut and nailed
Shingle tabs are sealed with Geocel to prevent leaks and
Note: The replacement shingles look slightly "off color" due
to the packing material used in the manufacturing process; one light rain and the shingles will
match the old ones almost perfectly.
Need this done on your Maryland Home? Here's the link to
click: Roof Repair Md