Manufacturer Name: Laars Heating Systems Product Number: R2014700 OEM Part Number: R2014700 Product Description: Combustion Air Filter Weight:1.14lbs/517.09g The Laars Heating Systems R2014700 Combustion Air Filter is an essential component designed to improve the operation of HVAC systems. This combustion air filter, designed specifically for Laars heati... https://www.partshnc.com/combustion-air-filter