Copper Chimney Counter Flashing

There are a couple good reasons.

Copper chimney counter flashing.

Kits made from copper lead coated copper freedom gray and tcsii are always soldered while aluminum parts are riveted and can be sealed before installation. Cap flashings should be fastened to the chimney only. The term reglet flashing refers to an installation method for counter flashing not a separate layer. Step 1 cut the mortar joint.

All you need to complete this project are a few tools and a little know how. The counterflashing diverts water to the base flashing which in turn diverts it to the composition flashing. The installation of counter flashing against a chimney works together with the base and step flashing to form a waterproof system for your roof. In good quality work the top is bent and set 1 to 11 2 inches into a mortar joint reglet.

Chimney flashing kits are normally composed by 3 parts. Underbend the flashing pieces so that. Next comes the counterflashing. Counter flashing is the final layer of a three part waterproof barrier installed between a roof and a vertical wall or chimney.

Such a system usually consists of copper counterflashing and base flashing in conjunction with roof composition flashing or coping. Water sheds from off the brick chimney surfaces down over the outside edge of the step flashing. The front back and side flashing metal. Begin by marking the stock with a nail or a.

A second layer of metal is embedded in the chimney mortar joints and folded down to cover the top of the step flashing. Copper generally comes in 3 ft wide by 8 ft long sheets. A single flue chimney flashing kit runs about 250 w freight. The first is called step flashing.

Copper flashing is used wherever a wall intersects a roof. Use a hammer and a dull punch to mark the various bends on both ends of the stock. Proper flashing around a chimney includes two layers. The counter flashing extends from the layer of bricks and then bends down overlaying the top edges of the primary step flashing.

To learn more about copper flashing please check out. Not only will it prevent leaks but it will also extend the life of your chimney s masonry. The primary flashing the step flashing built into each course of roofing materials is best not connected directly to the counter flashing materials. The front and back are custom fabricated to order for an exact fit.

Counter cap flashings bottom the bottom cap flashing or counter flashing is a single piece of metal that covers the vertical portion of the base flashing.