Archive > Articles > Roofing

October 2000

Pan Flashing a Chimney

In the face of Cape Cod’s wind-driven rain, lead pan flashings have successfully protected chimney openings for decades. A mason explains the installation process.

by Charles Thomas (4 Pages)

First 100 Words:

For many decades on Cape Cod, masons have routinely used a single, large sheet of lead to create a through-pan flashing for their chimneys. The main reasons for using lead pan flashing include speed and economy and, in most cases, the lead eliminates the need for a constructed cricket on the upslope side of the chimney. Though I think they're ugly, I've never seen a properly made pan flashing leak, so if that's what customers want, that's what I give them. The general principle behind pan flashing is that any water entering the chimney, whether by absorption or directly down

Free View PDF | View HTML