Chimney Chase Siding
With osb or 1 2 inch plywood to allow sufficient reinforcement for your finish especially if you plan to add heavy stone cladding.
Chimney chase siding. Chase covers are used at the top of chimneys to keep out rain snow critters and everything else. Through the chimney chase final covering. Cover chimney chase after installing fireplace. Nail sole to each floor joist.
Have your fireplace installer create a block of fire at top of chase with 3 4 inch plywood as part of fireplace installation. Wood siding on chimneys wood shingles are often used as siding material for chimneys continuing from the roof area. For chimney chases built into gable walls we install a partial diverter see image 2 again extending the sloped surface several inches beyond the corner see image 3. Called kickouts these keep water from running behind the cladding below and into the wall assembly see images 1 2.
Used frequently to cover chimney chase surrounds it fits over the top of the chimney like a shoe box cover fits the top of a shoe box. Diy chimney design chimneys are commonly lined with brick or stone but real masonry can be costly heavy and time consuming. The chase cover is the piece of metal that covers the entire top surface of your chimney housing and extends over the exterior edges of your siding. Especially if faux stone or brick are used but also if vinyl siding or other siding is not properly installed and sealed.
Builders installing a stone or brick veneer often cover the entire chimney chase exterior with a stick on flashing membrane such as wr grace ice and water shield. Kickout flashings we always install diverter flashings wherever a roof intersects a wall. Using fake brick and stone is a smart way to give chimneys a facelift easily and economically. Unlike real brick or stone our strong polyurethane panels will never chip or dust and don t need pointing and cleaning.
Chase covers can be made of copper or stainless steel but more often than not galvanized steel is used to keep costs down. Chimney chase covers chase covers are an external top covering for a pre fab chimney or a brick chimney. Increase sides of chase in place check level then nail into place. The chase cover covers the entire top of your chimney.
There are several choices of materials when selecting a chase cover but only stainless steel or copper will offer you a lifetime warranty. Right since the chimney chase carries an insulated metal flue rated for zero clearance possibly actually requiring an inch or more of airspace and because the chase is outside the building it s not normally insulated. Wood however can have knots that fall out or develop holes that allow water to intrude on the internal structures of the chimney according to the maryland shingle website.