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Alpine Specifications
Input (MBH)
Model No.
Minimum
to 2k ft.
ALP080
16
ALP105
21
ALP150
30
ALP210
42
ALP285
57
ALP399
80
ALP500
NOTES: DOE Heating Capacity (ALP080 through ALP285); Gross Output (ALP399)
Maximum Working Pressure - Water: ALP080-285=30PSI; ALP399=50PSI; 80PSI optional on all models
Maximum Allowable Temperature = 210˚ F
Boilers shipped set for natural gas; field adjustment for LP (see instruction manual)
For elevations above 2000 feet, reduce ratings four percent (4%) per 1000 feet above sea level
Alpine Dimensions
Model
A
B
No.
(in.)
(in.)
ALP080
12-9/16
5-5/8
7-5/16
ALP105
14
5-13/16
7-5/16
ALP150
19-11/16
5-13/16
7-5/16
ALP210
23-15/16
5-13/16
7-5/16
ALP285
21-13/16
7-5/16
14-1/8
ALP399
28-7/8
6-3/16
13-1/16
*Factory provided socket end compression pipe joining clamp for 3/4" schedule 40 PVC pipe
Alpine Intake / Vent Sizes
Model
Intake
Vent
No.
Size
Size
Length
ALP080
3"
3"
ALP105
3"
3'
ALP150
4"
3"
ALP210
4"
3"
ALP285
4"
4"
ALP399
4"
4"
Max length in equivalent feet for each run is 60
equivalent feet of intake & 60 equivalent feet
vent length
Maximum Vent Lengths
# of 90° Elbows
Combined Intake/Vent - Feet of Pipe
Pub. HYDL04081-25Ms
Output
Maximum
(MBH)
2-7k ft.
0-7k ft.
27
80
35
105
50
150
70
210
57
285
80
399
– Ca ll f or p rod u ct a va ila b il ity a nd a dd i t i o na l i n f o r m a t i o n –
C
D
E
F
(in.)
(in.)
(in.)
(in.)
9-5/16
5-15/16
1/2
10-3/4
5-15/16
1/2
16-7/16
5-15/16
1/2
17-1/8
5-15/16
1/2
18
12-1/4
3/4
23-3/4
15-13/16
1
Line Voltage
Knockouts (115V)
Max
One handle on
ALP80 & 105, Two
handles on all
other models
60'
G
60'
(Return tapping)
60'
60'
60'
60'
P
Q
2
4
6
110'
100'
90'
www.burnham.com
© 2008 U.S. Boiler Company, Inc. - Lancaster, PA
Net
AFUE
I=B=R
(%)
(MBH)
73
63
95
96
83
95
137
119
95
193
168
95
263
229
95
377*
328
94.1/94.5**
*Gross output
** Thermal/combustion efficiency
G
H
J
L
(in.)
(in.)
(in.)
(in.)
1
1
*
8
1
1
*
8
1
1
*
8
1
1
*
8
1-1/4
1-1/4
*
8-5/16
1-1/2
1-1/2
*
8-5/16
A
Low Voltage
L
Knockouts (24V)
(Gas valve inlet)
(Supply tapping)
3/4" FPT
relief/drain
tapping
(Condensate
trap drain)
B
E
C
D
NOTE: Snorkels are approved for use with PVC venting.
8
10
12
Intake & vent lengths combined. 90° = 5 equivalent feet.
Terminals do not count towards vent feet length
80'
70'
60'
Phone: 1-888-432-8887
www.burnham.com
Boiler Water
Heat Trans.
Volume
Area
(gallons)
(sq. ft.)
0.6
0.6
0.7
0.7
1.3
1.3
1.7
1.7
2.4
2.4
3.4
3.4
M
O
P
Q
(in.)
(in.)
(in.)
(in.)
32-3/16
16-11/16
12-1/2
4-3/4
32-3/16
16-11/16
12-1/2
4-3/4
32-3/16
16-11/16
12-1/2
4-3/4
32-3/16
16-11/16
12-1/2
4-3/4
43-7/16
17-5/16
12-3/16
4-3/4
43-7/16
17-5/16
12-3/16
4-3/4
16-11/16"
F
H
Alpine
M
N
O
J
Printed in the U.S.A.
Shipping
Weight
(pounds)
137
155
182
206
256
304
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