Unfortunately, most furnace filters are slid in place without an airtight seal, which allows air to pass around the filters. This problem is worse for the higher-efficiency MERV filters because of the increase in air resistance.
Common Cause is a network of people working to help rebalance cultural values to create a more equitable, sustainable and democratic society. 1  We are all shaped by our culture.
(also known as: complex cause, fallacy of the single cause, causal oversimplification, reduction fallacy) Description: Assuming a single cause or reason when there were actually multiple causes or reasons. Logical Form: X occurred after Y. Therefore, Y caused X (although X was also a result of A,B,C...