Vent Increasers

Centrotherm InnoFlue ISIA0203 Centric Increaser, 2 x 3 in, Polypropylene, 5.9 in L

Hart & Cooley® RN Series 016224 Increaser, 5 x 8 in, 28 ga Gauge, Aluminum/Galvanized Steel, 5-1/8 in L

Hart & Cooley® RN Series 016114 Increaser, 4 x 7 in, 28 ga Gauge, Aluminum/Galvanized Steel, 5-1/8 in L

Hart & Cooley® RN Series 016015 Increaser, 3 x 6 in, 28 ga Gauge, Aluminum/Galvanized Steel, 5-1/8 in L

Hart & Cooley® RN Series 016607 Increaser, 10 x 12 in, 28 ga Gauge, Aluminum/Galvanized Steel, 5-3/8 in L

Centrotherm InnoFlue ISEI0203 Eccentric Increaser, 2 x 3 in, Polypropylene, 6.4 in L

Hart & Cooley® RN Series 016014 Increaser, 3 x 5 in, 28 ga Gauge, Aluminum/Galvanized Steel, 5-1/8 in L

Hart & Cooley® RN Series 016214 Increaser, 5 x 6 in, 28 ga Gauge, Aluminum/Galvanized Steel, 5-1/8 in L

Hart & Cooley® RN Series 016113 Increaser, 4 x 6 in, 28 ga Gauge, Aluminum/Galvanized Steel, 5-1/8 in L

Hart & Cooley® RN Series 016315 Increaser, 6 x 8 in, 28 ga Gauge, Aluminum/Galvanized Steel, 5-1/8 in L

Hart & Cooley® RN Series 016013 Increaser, 3 x 4 in, 28 ga Gauge, Aluminum/Galvanized Steel, 5-1/8 in L

Hart & Cooley® RN Series 016112 Increaser, 4 x 5 in, 28 ga Gauge, Aluminum/Galvanized Steel, 5-1/8 in L