Roof-mounted ventilation air duct

F - Mech Eng,Light,Heat,Weapons – 24 – J

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

F24J 2/34 (2006.01) E04F 17/04 (2006.01) F24F 13/02 (2006.01)

Patent

CA 2615086

A ventilation air duct is anchored to a flat roof of a building by means of a ballast material, such as gravel. The weight of the ballast material is selected to secure the duct to the roof without any other fasteners.

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

Roof-mounted ventilation air duct does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Roof-mounted ventilation air duct, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Roof-mounted ventilation air duct will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1588587

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.