Spec Sheet
NATURAL GAS
Model
Number
Capacity
TTW
®
2 Ultra Low NOx Energy Saver Models
F
Floor to
Space
Heating
Return
in.
G
Floor to
Space
Heating
Outlet
in.
H
Floor
to
Heater
Top
in.
K
Depth
in.
J
Floor
to
Water
Conn.
in.
Approx.
Shipping
Weight
lbs.
E
Floor
to
Gas
Conn.
in.
A
Floor to
Vent
Conn.
in.
D
Floor to
T&P
Conn.
in.
C
Vent
Size
in.
B
Jacket
Dia.
in.
Gal.
U.S.
Input
Nat.
BTU/Hr.
GPH
Nat.
U.S.
Recovery
90°F Rise*
Model
Number
Capacity
Liters
F
Floor to
Space
Heating
Return
mm.
G
Floor to
Space
Heating
Outlet
mm.
H
Floor
to
Heater
Top
mm.
K
Depth
mm.
J
Floor
to
Water
Conn.
mm.
Approx.
Shipping
Weight
kg.
E
Floor
to
Gas
Conn.
mm.
A
Floor to
Vent
Conn.
mm.
D
Floor to
T&P
Conn.
mm.
C
Vent
Size
mm.
B
Jacket
Dia.
mm.
Input
Nat.
kW
Hour
Nat.
Liters/
Recovery
50°C Rise*
Meet or exceed ASHRAE 90.1b (current standard) C.E.C. Listed
80% Recovery Efficiency
48
65
75
Gal.
Imp.
40
54
62
65
7
/
8
69
67
3
/
8
50
1
/
8
53
1
/
2
52
50
1
/
8
53
1
/
2
52
56
3
/
8
59
1
/
2
59
1
/
4
57
3
/
4
60
3
/
4
60
1
/
2
26
3
/
4
28
3
/
4
31
11
3
/
4
11
3
/
4
14
184
215
265
13
1
/
2
13
1
/
2
16
3
/
4
60,000
60,000
76,000
65
65
82
GPH
Nat.
Imp.
54
54
68
22
24
26
3
3
3
182
246
284
1673
1753
1711
1273
1360
1321
1273
1360
1321
1432
1511
1505
1467
1543
1537
679
730
787
298
298
356
85
101
120
343
343
425
17.6
17.6
22.3
246
246
310
560
610
660
76
76
76
U-2-TW-50T6FRN
U-2-TW-65T6FRN
U-2-TW-75T6RN
U-2-TW-50T6FRN
U-2-TW-65T6FRN
U-2-TW-75T6RN
Residential Power Vent Gas Water Heater
Meets NAECA Requirements
General
All gas water heaters are certified at 300 PSI (2068 kPa) test pressure and 150 PSI (1034 kPa) working pressure.
All water connections are 3⁄4" NPT (19mm) on 11" (279mm) centers. All gas connections are 1⁄2" (13mm).
All models design certified by CSA International (formerly AGA/CGA), ANSI Z-21.10.1 (Z-21.10.3 for 75-gallon) and peak performance rated.
Dimensions and specifications subject to change without notice in accordance with our policy of continuous product improvement.
Suitable for Water (Potable) Heating and Space Heating
Toxic chemicals, such as those used for boiler treatment, shall NEVER be introduced into this system. This unit may NEVER be connected to any
existing heating system or component(s) previously used with a non-potable water heating appliance.
Available in Natural Gas only.
For 10 year models, change suffix from “6” to “10”.
*Based on manufacturer’s rated recovery efficiency.
110 V.A.C. Required for Power Venting / 110 V.A.C. 60HZ 3.1 Amperes.
3"
Vent Pipe
4"
Vent Pipe
U-2-TW65
U-2-TW75
U-2-TW50
†
60 ft.
7 ft.
55 ft.
50 ft.
45 ft.
** †
180 ft.
15 ft.
175 ft.
170 ft.
165 ft.
Max. Equivalent Length
Min. Equivalent Length
Number 1
of 2
90° Elbows 3
Subtract 5ft. for each additional 90° elbow
†For high altitude installations, consult the
installation instructions.
** U-2-TW75 max. 3" vent length is 50 ft.
C
A
J
H
E
F
B
D & G
K
Printed in U.S.A.
256-B-0114-A
©2014, Bradford White Corporation. All rights reserved.
Ambler, PA
For U.S. and Canada field service, contact your professional installer or local Bradford White sales representative.
Sales 800-523-2931
●
Fax 215-641-1670 / Technical Support 800-334-3393
●
Fax 269-795-1089
●
Warranty 800-531-2111
●
Fax 269-795-1089
International: Telephone 215-641-9400
●
Telefax 215-641-9750 / www.bradfordwhite.com
Sales / Technical Support 866-690-0961 / 905-238-0100
●
Fax 905-238-0105 / www.bradfordwhite.com
All models comply with the latest ultra-low NOx requirements of 10 ng/J or less.