Minneapolis Blower Door™ Accessory Bag with Zipper

Blower Door Accessory Bag with Zipper The Blower Door Accessory Bag, included in select Minneapolis Blower Door systems, makes it easy to transport blower door components and other items.  Additional blower door components sold separately...

Minneapolis Blower Door™ Ring D

Blower Door Fan Flow Ring D Ring D is an optional flow ring for Model 3 & 4 Minneapolis Blower Door™ fans. Ring D measures air flows between 115 - 30 CFM. Ring D attaches inside Ring B by rotating the 6 fastener clips. When using Ring D, fan...

Minneapolis Blower Door™ Ring E

Blower Door Fan Flow Ring E Ring E is an optional flow ring for Model 3 & 4 Minneapolis Blower Door™ fans. Ring E measures air flows between 45 - 11 CFM. Ring E attaches inside Ring D by rotating the 3 fastener clips. When using Rings D and E,...