Maintain Filters for Good IAQ

Part of maintaining good indoor air quality involves inspecting, cleaning or replacing filters at a proper interval. For the best system operation and lowest operating cost, replace your filters at the proper time. Think about the following guidelines when developing your filter maintenance plan.
-    Verify allowable system filter resistance.
-    Check manufacturer’s recommended final resistance.
-    Check filter resistance regularly and maintain a log.
-    Clean plenum floors with every filter change.
-    Replace defective or damaged filters at once.
-    Check gaskets to avoid dirty air bypass.

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