Straight Sided High Efficiency

• Available in 26 gauge and 24 gauge G-60 galvanized steel
• Available in aluminum
• Available in 304 stainless steel
• Available in 4” – 20” diameter
• All HETOs come standard with crimped ends (Opt. plain ends available)
• Available with or without dampers
• All dampered HETOs come standard with Ductmate’s Patented Low Leakage Hardware
• All Dampered HETOs are available with an optional 1½” or 2” stand-off
• All HETOs are supplied with a 1/8” thick high density polyethylene gasket
• All fittings are available with blue or yellow union label.

If you would prefer a PDF of the catalog you can download yours here.