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.
cause. 1. used as a noun. The cause of an event is the thing that makes it happen. Nobody knew the cause of the explosion. He thought he had discovered the cause of her sadness. You always use of, not 'for', after cause. Don't use 'because of' or 'due to' with cause.