18 x 12 Merv 2 HVAC Pleated Filter, 12-Pack Insulated Flexible Ducts R-6.0 Material – 1680D Polyester +

Material – 1680D Polyester + Product Description Introducing the Ultimate Heavy-Duty Open Top Tool Bag

Also suitable for securing around your bicep or forearm for additional convenience

easily rotatable using a flat rigid tool like a screwdriver or a coin

+ Product Details Perfect Fit & Easy Sizing - Designed for a 16" x 24" OR 24" X 16" duct opening (measured at the opening)

+ Product Details Size & Compatibility – The size of sheet metal pipe is 18" round x 10' long

18 x 12 Merv 2 HVAC Pleated Filter, 12-Pack Insulated Flexible Ducts R-6.0 Material – 1680D Polyester ++ Product Details Size 18"w X 12"h pleated MERV 2 filter for HVAC return filter grille 12 Pack. Actual dimensions: 17. 75" X 11. 75" High Quality A uniquie combination of cotton & synthetic fibers gives you the most filtration and the least air resistance equals great air & easy airflow for your system Design The W shaped pleats increase the surface area, effectively capturing dirt and particles such as pollen, dust mites, standing dust, spray paint