Fume Hood, Exhaust Hood - Coated Steel Section Only, NO Electrical / Electronics

 The first 2 photos are of 1 hood, the 3rd of another one. 

Material: Galvanized metal.
Construction: Welded

L   70.25"    W 37.0"      H 24.0"
Chimney is 9.5" diameter     5 7/8" height

There are 4 pcs - 1/8" brackets secured with nuts and bolts