Rain flapper designed to cover exhaust stack openings of trucks, tractors and gen sets. When engine is on, exhaust gases push the flapper open. When engine is off, flapper seats over opening of stack to block entry of rain and debris.

• Product type - Weather cap
• Type number - 9
• Minimum exhaust od - 3-1/4 in.
• Maximum exhaust od - 3-7/16 in.
• Package Quantity: 1

Product type - Weather capANTHES WEATHERCAP