7" Diameter - 90° Degree Adjustable Elbow - 4 PACK Wall Angle Floor Boot Actual Filter Size – 17

Actual Filter Size – 17 3/4"w x 17 3/4" x 1"

PRACTICAL DESIGN - The oval side out ceiling box is the best way to regulate airflow to install a manual volume damper in the duct run

14" x 3" Decorative Wood Air Vent HVAC Duct Cover Grille - Polished Finish Red Oak Wood - 2-Way Air Direction

Actual Filter Size – 7 3/4"w x 31 3/4" x 1"

Rigid Built For External Use– The sturdy and rigid design features noise free components that eliminates vibration and excess noise to the louvers

7" Diameter - 90° Degree Adjustable Elbow - 4 PACK Wall Angle Floor Boot Actual Filter Size – 17+ Product Details Size 7" round duct sheet metal elbow 30 gauge galvanized crimped end connection adjustable from 5 90 Premium Quality Made of galvanized metal to prevent corrosion, oxidation & rust from water & moisture that lasts longer requiring less maintenance Save money with this energy efficient material, maximizes airrflow and reduces fire hazards. Applications 30 Gauge thick & made of thick & durable galvanized sheet metal used for HVAC