The SMART filter seal has been added to the Smart Air & Energy Solutionsâ„¢ brand lineup of products. The filter seal is a durable, yet flexible, high-strength film designed to fit tightly over the air ...
When the combustion air duct is connected directly to the return plenum for a furnace, the blower fan on the furnace pulls outdoor air in to the return plenum. To supply this air to the furnace room, ...