These filters are designed to last a lifetime and hold a limited lifetime warranty to prove it. 18x18x1 Filter Buy CARTER |SILVER| | MERV 6 | HVAC & Furnace Filter | Washable Electrostatic | High Dust Holding Capacity Washable Air Filter All of this is then housed in a premium quality extruded aluminum, gold anodized frame with a durable and attractive finish. Notes Standard Size Filters will follow industry standard and be 3/8″ undercut, i., e. All our air filters have an 1/8″ overall tolerance. The width of the frames are 7/8″, for 1″ filters, respectively. Then these layers are externally supported by an expanded metal mesh support. Gold Frame filters come only in the standard 1″ depth. The frame is 4 separate pieces with a single screw fastening each corner together. Filters Fast 18x18x1 MERV 8, 1 Inch Pleated HVAC AC Furnace Air Filters, 6 Pack. Filters Fast (56709). 99.9% positive Feedback. Approx. £47.23. US $62.95 Choose from our selection of MERV 8 filters, including over 13,000 products in a wide range of styles and sizes. Same and Next Day Delivery This means the thickness of the frame could vary up to 1/8″., Cleaning Instructions 1., Simply remove the air filter., 2., Flush with water in opposite direction of air flow arrows then rinse other side., 3., Spray with CEF Cleaner to remove stubborn stains., 4., Rinse thoroughly to remove remaining dirt., 5., Drain excess water, let air dry, and reinstall. MERV 8 Air Filters for Balanced HVAC Filtration | Lowe's The frame is strong and sturdy ideal for all applications. Premium quality extruded Metal Mesh | Gold anodized aluminum frame
