The bugs are attracted to propane, so I think the cool cat vent is safe. Short of removing it to place a fine screen inside the door cover I'd say leave it as is? Those wasps like the furnace and water heater vents the best. Good job installing them!
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2012 FR Flagstaff T12SDTH
1996 Shadowcruiser Pop Up Truck Camper
1967 Newell Motorcoach
2003 Ford F150 5.4 V8 Triton Super Cab
2004 Nissan Titan LE 5.6 V8 4x4 Crew Cab
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