US Patent:
20050034407, Feb 17, 2005
Inventors:
Darryl Snyder - Canton OH, US
Pascu Ghinga - Middleburg Heights OH, US
International Classification:
E04B005/10
Abstract:
A support frame is used to hold the position of a vertically-disposed air duct within a wall between wall studs. The support frame defines an opening that receives the air duct. The support frame has a flange extending around the opening that engages the air duct. The support frame may include notched ends that receive the opposed wall studs to position the support frame with respect to the duct opening formed in the floor boards.