Brochure

657 Baseboard Return Air Grille
One-piece steel
construction
1/3" spaced fins set
at 20 degrees
7/8" margin
turnback
Exceptional free
area
Install with fins upward or
downward for best duct
concealment
Complementary return air
grille for Model 654 or 664
supply
Golden Sand or Bright
White enamel finish
Contact factory for sizes not listed.
Baseboard Registers & Grilles
12
Baseboard Registers & Grilles
Engineering Data on Page 110
655 Baseboard Register with Damper
All-steel construction
1/3" spaced fins set at 20 degrees
Positive volume-control damper
Bright White enamel finish
658 Baseboard Return Air Grille
All-steel construction
1/3" spaced fins set at 20 degrees
Complementary return air grille for
Model 655 supply
Bright White enamel
finish
8 101214
6XXXX
655 Available Sizes (in.)
HT
WIDTH
10 12 14 16 20 24 30 36
4X
6XXXXXXXX
8XXXXXXXX
10 X XXX
12 X X X
HT
WIDTH
657 Standard Sizes (in.)
10 12 14 24 30
6XXXXX
8 XXX
HT
WIDTH
658 Available Sizes (in.)