• 1/4" insulating air space: eliminates condensation while keeping the outer casing cool
  • Available in sizes 3" to 8" diameter
  • Commercial (Model E/V) sizes available: 10" - 30"
  • Designed for venting all approved propane and natural gas appliances
  • Inside conduit of aluminum: resists corrosion
  • Locking indentation: angled grooves ensure strong and rigid connection
  • Quick lock system: align seams and twist to left or just snap together using the on ramps - no screws required
  • Rollformed finish eliminates sharp edges, integrates the inner and outer pipe as one unit
  • Tapered aluminum lining allows easy connection

Ecco Manufacturing 7 in. X 7 in.Double Wall Tee


Inside Diameter 2:


Inside Diameter
7 in
Inside Diameter 2
7 in

Starting at
Call for Pricing