2 Pack - 3" Diameter 90 Degree Adjustable Elbow - 30 Gauge Galvanized - Crimped End Connection Sheet Metal/Adjustable Elbow The temperature range is -4°

The temperature range is -4° to 230°F

Actual Filter Size – 17 3/4"w x 33 3/4" x 1"

+ Product Details Size - 20"w X 32"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)

+ Product Details Size - 30"w X 8"h Is The Size For The Duct Opening Measurement Only

2 Pack - 3" Diameter 90 Degree Adjustable Elbow - 30 Gauge Galvanized - Crimped End Connection Sheet Metal/Adjustable Elbow The temperature range is -4°+ Product Details Size 3" 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