12 x 12 Merv 2 HVAC Pleated Filter, 12-Pack Grilles + Product Details Size –

+ Product Details Size – 10"w X 34"h is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 26" x 6" OR 6" x 26" duct opening (measured at the opening)

5 pieces of tie

The 1/2" white insulation

12 x 12 Merv 2 HVAC Pleated Filter, 12-Pack Grilles + Product Details Size –+ Product Details Size 12"w X 12"h pleated MERV 2 filter for HVAC return filter grille 12 Pack. Actual dimensions: 11. 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