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The Ecco 210558 is a double wall increaser (model 506INC) that transitions a 5 in vent to a 6 in diameter for B-vent applications. Constructed with an outer galvalume casing and inner aluminum conduit in 26 and 27 gauge metal, it measures approximately 6 in diameter by 2-1/4 in height and is UL/cULus listed and ANSI Z223.1 compliant for gas vent installations.
Double wall vent increaser, model 506INC, for transitioning 5 in to 6 in vents; galvalume outer shell, aluminum inner conduit, 26/27 ga, UL and ANSI certified.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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