8" Round Side Takeoff With Airtight Stick on Base Compatible With Duct 10in + Product Details Perfect Fit accordion content RFG2525 Black-HP 18" Round Duct Pipe

+ Product Details Perfect Fit & Easy Sizing - Designed for a 18" x 12" OR 12" X 18" duct opening (measured at the opening)

compatible with 8" duct | 5 in a pack - 2' pipe – 10 foot length when connected – 30 gauge thick & made of thick & durable galvanized sheet metal

2" X 10" Brass Victorian Floor Register Grille - Modern Contempo Decorative Grate - HVAC Vent Duct Cover - Brass Plated

Extra Strong Frame - Our Frames Are The Strongest On The Market

Actual Filter Size – 27 3/4"w x 5 3/4" x 1"

8" Round Side Takeoff With Airtight Stick on Base Compatible With Duct 10in + Product Details Perfect Fit accordion content RFG2525 Black HP 18" Round Duct Pipe + Product Details Perfect Fit & Easy Sizing Designed for a 18" x 12" OR 12" X 18" duct opening (measured at the opening) compatible with 8" duct 5 in a pack 2' pipe – 10 foot length when connected – 30 gauge thick & made of thick & durable galvanized sheet metal