Clearance Prices on MASONRY CHIMNEY CAPS!We have a number of NEW & USED CHIMNEY CAPS FOR SALE.If you are interested in any of these products send us an email to info@woodheatstoves.com with the stove model, if available and dimensions of the opening and the protruding flue liner you want to cover.Here are the dimensions for these square Chimney Caps for use on Masonry rectangular chimneys. These typically have bolts that screw tight against the outside of a protruding 14” x 22” Stainless Steel9.5” x 20.5” Stainless Steel9 3/8” x 9 3/8” Stainless Steel9.5” x 13.5” Galvanized w- angled corners