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RoyF's avatar
RoyF
Explorer
Mar 18, 2014

Insect screen over furnace exterior vent can save big money

Just paid a big bill to have dirt dauber nests removed from RV furnace. Dealer said furnace was heating at only about 50% due to reduced air intake. Wasps got in at furnace exterior vent. Installed...
popeyemth's avatar
popeyemth
Explorer
Mar 18, 2014
Here's a heads-up :
They get into the water heater and fridge vents too.
I posted threads recently on DIY screens for them.
Good Luck, Mike

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