The storm collar provides a seal to prevent water from leaking between flashing and pipe. It is used above the roofline and requires hi-temp silicone sealant on the inner edge. The RV series offers round gas vent pipe and fittings for residential commercial and industrial applications. It features a snap together non-positional lock system die formed ends and eliminates the need for all cutting fitting and special engineering. It has an improved joint design provides for a rapid and secure connection in seconds. The use of our lock tab feature gives installers the option of engaging this tab instead of using sheet metal screws when required by local code.
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