• 4 Inch X 6 5/8 Inch Round Horizontal Rain Cap.

4" Inner Diameter DirectVent Pro Galvanized Round Horizontal Termination Cap Square Base (Aluminum) The DirectVent Pro 4" Inner DIameter Galvanized Round Horizontal Termination Cap Square Base (Aluminum) is a component that is used in a typical venting installation. The round horizontal termination cap is used for through-the-wall terminations. Check installation instructions for restrictions on horizontal cap terminations, such as minimum distance from windows and doors. Only available in aluminum. Check with appliance manufacturer for approval. Features: Inner Diameter: 4" Outside Diameter: 6-5/8" Dimensions: 11" L x 11" W Use for Through-the-Wall Terminations Material: Aluminum Check with Appliance Manufacturer for Approval DirectVent Pro features tight inner connections for superb performance, with no kets or sealants required (unless specified by the appliance manufacturer). All black pipe lengths, pipe extensions, and elbows feature laser-welded outer wall seams for a sleek finish. Low-profile locks and no hems or beads allow for a beautiful product that looks elegant in any interior. DirectVent Pro is a unitized, coaxial venting system designed for use with direct vent or propane stoves, heaters, and fireplaces. Looking for Simpson Dura-Vent? You found it! Simpson Dura-Vent has changed their name to DuraVent. DuraVent is a recognized technological leader in the venting industry. Consistently the first to market with new innovations in venting systems, DuraVent has captured a leadership position in emerging markets. DuraVent has patents for several products and continues to design safe and technologically advanced venting. The company' s research into solving problems with corrosion, when biofuels such as corn are used, led to the break-through patent for PelletVent Pro