3 in. x 4 ft. Double-Wall Pipe Stainless-steel inner wall resists corrosion for lasting use Twist-lock connections promote easy installation without mechanical fasteners 18-Gauge Steel Construction $61.83 $37.72 Add to Cart
6 in. x 2 ft. Double-Wall Pipe Stainless-steel inner wall resists corrosion for lasting use Twist-lock connections promote easy installation without mechanical fasteners 18-Gauge Steel Construction $62.44 $38.09 Add to Cart
14x20x12 Return Boot Details Creates a straight, in-line transition from a round pipe to a register or grille Connects to 12-in round pipe or insulated flexible duct Constructed from 30-gauge galvanized steel for durability and rust resistance $62.60 $38.19 Add to Cart
4 in. to 6 in. Double-Wall Increaser Stainless-steel inner wall resists corrosion for lasting use Twist-lock connections promote easy installation without mechanical fasteners 18-Gauge Steel Construction $63.62 $38.81 Add to Cart
14x20x14 Return Boot Details Creates a straight, in-line transition from a round pipe to a register or grille Connects to 14-in round pipe or insulated flexible duct Constructed from 30-gauge galvanized steel for durability and rust resistance $65.93 $40.22 Add to Cart
5 in. x 3 ft. Double-Wall Pipe Stainless-steel inner wall resists corrosion for lasting use Twist-lock connections promote easy installation without mechanical fasteners 18-Gauge Steel Construction $67.56 $41.21 Add to Cart
6 in. Roof Flashing Double Wall Construction UL Listed Used to Weather Proof the Penetration of Vent Pipe Through the Roof $68.38 $41.71 Add to Cart
7.5 Feet 2" R-6 Duct Wrap for Plenum Details Duct wraps install around an HVAC duct and insulates the duct from the mechanical space. This improves the overall HVAC system efficiency, increases occupant comfort, and reduces the HVAC system's runtime. They are manufactured in rolls that... $69.26 $42.25 Add to Cart
3 in. Steep Roof Flashing Double Wall Construction UL Listed Used to Weather Proof the Penetration of Vent Pipe Through the Roof $72.06 $43.96 Add to Cart
Rossi 4 in. Complete Damper Details Guarantees air flow stays balanced Handle indicates true blade position Single hand operation Exerts no force on duct system $73.29 $44.70 Add to Cart
17 in. x 35 in. Panning Metal 30 Gauge 17 in. x 35 in. Sheet Can be cut to size to fit a variety of applications $73.50 $44.83 Add to Cart
4 in. Double-Wall 90 Degree Elbow Stainless-steel inner wall resists corrosion for lasting use Twist-lock connections promote easy installation without mechanical fasteners 18-Gauge Steel Construction $73.77 $45.00 Add to Cart
4 in. Steep Roof Flashing Double Wall Construction UL Listed Used to Weather Proof the Penetration of Vent Pipe Through the Roof $74.81 $45.63 Add to Cart
4 in. x 4 ft. Double-Wall Pipe Stainless-steel inner wall resists corrosion for lasting use Twist-lock connections promote easy installation without mechanical fasteners 18-Gauge Steel Construction $76.08 $46.41 Add to Cart