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6
AIRFLOWS (Each Air Stream)
1316 (2800)
1175 (2500)
1034 (2200)
893 (1900)
752 (1600)
611 (1300)
470 (1000)
329 (700)
188 (400)
47 (100)
AIRFLOW L/s (CFM)
25
50 75 100 125 150 175 200 225 250 275 300 325 350 375
(
0.1
) (0.2) (0.3) (0.4) (0.5) (0.6) (0.7) (0.8) (0.9) (1.0) (1.1) (1.2) (1.3) (1.4) (1.5)
400 425 450 475 500 525 550
(1.6) (1.7) (1.8) (1.9) (2.0) (2.1) (2.2)
EXTERNAL STATIC PRESSURE IN PASCALS (in. W.C.)
70%
60%
50%
850
(1800)
944
(2000)
1039
(2200)
TEMPERATURE EFFECTIVENESS
AIRFLOW IN L/s (CFM)
NOTE: Exhaust Relative Humidity (RH) at 40%
EFFECTIVENESS
1133
(2400)
1228
(2600)
1322
(2800)
1416
(3000)
HIGH SPEEDHIGH SPEED
MEDIUM SPEEDMEDIUM SPEED
LOW SPEEDLOW SPEED
Performance
Options and Accessories
99-101: CRANK TIMER
Mechanical timer to activate high speed.
99-116: DEHUMIDISTAT VENTILATION CONTROL (DVC)
Turns unit on/off via slider switch and high/low via built-in
dehumidistat.
99-130: DEHUMIDISTAT
Activates high speed when indoor humidity
rises above set point on control.
99-140: 4" TECHGRILLE
99-141: 5" TECHGRILLE
99-142: 6" TECHGRILLE
99-148: 8" TECHGRILLE
Round, white, step-type diffusers.
53-2500: OPTIONAL ROOF CURB
Supports HRV on roof and connects
HRV to ducting below.
WEIGHT: 50lbs
Information about design-built electric make-up heat
coils available upon request.
Duct Collar Supports
Return air
opening
Factory installed
perimeter wooden
nailer strip
Supply air
opening
Bottom duct
connections
16" X 24"
8" 8"
21.8"
25"
8" 8"
12"
12"
12"
12"
0.7"
TOP VIEW
14"
SIDE VIEW
Centre
Point
Fresh Air
Supply
Stale Air
Return
36.5"
88.5"
Roof Curb (optional)
Part No. 53-2500