• Quality constructed from heavy-duty 26 ga galvanized steel Maintains the CFM rate and maximizes air flow in longer duct runs by decreasing the duct size Best used in tighter spaces with low air volume

The Famco IR duct increaser/reducer - galvanized is designed to reduce the duct size of a forced air run in a short transition. By decreasing the duct size, it maintains the CFM in the run and maximizes air flow. The IRA is best used in tighter spaces with low air volume. Quality heavy-duty constructed in 26 ga galvanized steel. The Famco IR duct increaser/reducer - galvanized comes in a range of sizes from 4 x 3 in to 18 x 16 in. The Famco IR duct increaser/reducer - galvanized is manufactured by Famco in the United States and comes with a 1-year warranty against product defects and workmanship.