Submittal Sheet

SUBMITTAL DATA
power vented blower gas-fired unit heaters
model HDB
Certified for Residential
and Commercial Use
REAR VIEW
ACCESS VIEW
GAS CONNECTION
ELECTRICAL
CONNECTIONS
ACCESS
PANEL
MOUNTING
BRACKETS
ADJUSTABLE
LOUVERS
MOUNTING HOLES TYP
3/8 X 1" LONG
POWER VENTER
VENT PIPE CONNECTION
D OPENING
A
G
E
OPENING
C
B
1.00
F
H
I
J
1” - angle, mounting brackets are slotted to accommodate joists
on 16” or 24” centerlines.
Top and Bottom 1" 1"
Access Side 1" 18"
Non-Access Side 1" 1"
Rear 18" 18"
Vent Connector  4" 4"
HDB60  HDB75  HDB100  HDB125
60,000 75,000 100,000 125,000
48,000 60,000 80,000 100,000
635-1100 795-1390 1060-1850 1240-2050
0.7 0.7 0.8 0.8
40-70 40-70 40-70 45-75
3 3 3 3
1/4 1/3 1/2 1/2
P.S.C. P.S.C. P.S.C. P.S.C.
5.4 7.1 9.5 9.5
6.4 8.1 11.5 11.5
3 3 4 4
Models
Btu/Hr Input
Btu/Hr Output
Air Flow CFM Range
Static Pressure (max)
Air Temp. Rise (°F)
Motor Speeds
Unit Total Amps
Vent Connector Size (in.)
Performance
Horsepower
Type
Amps
Motor
Data
HD100/125
HD30-75
.00
1.10
3.10
5.10
7.10
9.10
17.10
19.10
21.10
23.10
25.10
26.20
.00
1.50
3.50
5.50
7.50
9.50
11.50
13.50
21.50
23.50
25.50
27.50
29.50
31.50
33.50
35.00
Mounting
Clearances
Unit Side
Clearance To 
Combustible Materials
Recommended
Service Clearance
HD100/125
HD30-75
.00
1.10
3.10
5.10
7.10
9.10
17.10
19.10
21.10
23.10
25.10
26.20
.00
1.50
3.50
5.50
7.50
9.50
11.50
13.50
21.50
23.50
25.50
27.50
29.50
31.50
33.50
35.00
HDB 60  HDB 75  HDB100/125
26.8 26.8 35.5
18.0 18.0 20.5
16.5 16.5 22.0
14.9 14.9 22.5
15.9 15.9 18.4
10.7 10.7 14.0
18.5 18.5 24.0
7.8 7.8 8.4
1/2 1/2 1/2
35.5 35.5 44.5
32.5 32.5 41.5
9 - 7 9 - 7 10 - 10
92 97 151
Models
A
B
C
D
E
F
G
H
Gas Connection
I
J
Blower
Approx.Shipping Weight (lbs.)
Dimensions (inches)
Control Options
Control Description
Control  Service Thermostat  Type of Model
Code No. Voltage Voltage Gas Size
Single-Stage, Direct Spark Ignition, 100% Shut-Off with Continuous Retry 11 115V 24V natural 30-125
- Utilizes a single-stage combination gas control with ignition control.
Gas is lit with a direct spark igniter on call for heat. 21 115V 24V propane 30-125
Two-Stage, Direct Spark Ignition, 100% Shut-Off with Continuous Retry 12 115V 24V natural 75-125
- Utilizes a two-stage combination gas control with built-in ignition control.
Firing rate is 100% and 50% of full rated input. Gas is lit with a direct spark 22 115V 24V propane 75-125
igniter on call for heat.
Max
1,100
RPM
Max
1,100
Max
1,100
Max
1,100
2  6-460.8