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RoyF's avatar
RoyF
Explorer
Mar 19, 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...
ScottG's avatar
ScottG
Nomad
Mar 19, 2014
down home wrote:
I've held off putting screens in or on because of cautions from mfg.
However one of the furnaces, fan was making a racket. It had a mud dauber nest on it.
Wouldn't hurt to have them on the furnaces, in summer. Pull them off when cold so no ice forms on them.
Maybe some kind ,of stick on base, for when you are parked and not using the RV.


They're held on with little springs so it's easy to take them back off when ever you want and it will leave no marks.

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