background image

Model

No.

MBTUH

Dimensions (in.)

Input

Output

Width

Overall Height

Depth

Water
Conn.

Flue 
Dia.

Indoor

Outdoor

133

136

112

14-1/4

45

38-1/2

24-1/8

1-1/4

6

181/182

181

148

18-1/4 62-5/8

40

26-1/2

1-1/2

6

260/261

264

216

22-3/8 62-7/8

40

26-1/2

1-1/2

7

330/331

334

274

25-3/4 63-3/4

40

26-1/2

1-1/2

8

400/401 399

327

29-1/4 65-3/8

40

26-1/2

1-1/2

9

Models 133, 181-401

Model

No.

MBTUH

Dimensions (in.)

Input

Output

Width

Overall Height

Depth

Water
Conn.

Flue 
Dia.

Indoor

Outdoor

514

512

419

32-3/4

57

44-1/8

29-1/2

2

10

624

627

514

37-1/2

57

44-1/8

29-1/2

2

12

724

726

595

41-5/8

57

44-1/8

29-1/2

2

12

824

825

677

45-3/4

57

44-1/8

29-1/2

2

14

Model

No.

MBTUH

Dimensions (in.)

Input

Output

Width

Overall

Height

Depth

Water

Conn.

Flue 
Dia.

2100

2100

1722

61

68-1/4

54-3/4

3

24

2500

2499

2049

70

68-1/4

54-3/4

3

26

3001

3000

2460

81-1/8

68-1/4

54-3/4

3

28

3500

3500

2870

92-1/2

68-1/4

54-3/4

3

30

4001

4000

3280

103-3/4

68-1/4

54-3/4

3

32

† Natural gas and propane
‡ For 2-stage Model 401 (low NOx) units, derate 5%

Models 514-824

† For natural gas units; For propane units, use .94 multiplier

† Natural gas and propane
‡ 4” on single-pass boilers (Type H)

Model

No.

MBTUH

Dimensions (in.)

Input

Output

Width

Overall

Height

Depth

Water

Conn.

Flue 
Dia.

Outdoor

926

926

759

52-3/8

46-3/4

32-1/2

2-1/2

N/A

1083

1083

888

59-1/4

46-3/4

32-1/2

2-1/2

N/A

1178

1178

966

63-5/8

46-3/4

32-1/2

2-1/2

N/A

1287

1287

1055

68-5/8

46-3/4

32-1/2

2-1/2

N/A

1414

1413

1159

74-7/8

46-3/4

32-1/2

2-1/2

N/A

1571

1570

1287

81-1/8

46-3/4

32-1/2

2-1/2

N/A

1758

1758

1442

89-3/8

46-3/4

32-1/2

2-1/2

N/A

Indoor

962

962

789

52-3/8

76-1/8

32-1/2

2-1/2

14

1125

1125

922

59-1/4

78-1/8

32-1/2

2-1/2

16

1223

1226

1002

63-5/8

78-1/8

32-1/2

2-1/2

16

1336

1337

1096

68-5/8

80-1/8

32-1/2

2-1/2

18

1468

1467

1203

74-7/8

80-1/8

32-1/2

2-1/2

18

1631

1630

1337

81-1/8

80-1/8

32-1/2

2-1/2

18

1826

1826

1497

89-3/8

80-1/8

32-1/2

2-1/2

20

† For natural gas units; For propane units, use .92 multiplier for indoor, .955 multiplier for outdoor
‡ 3”NPT  on single-pass boilers (Type H)

Models 926-1826

Models 2100-4001

Catalog No.: 1000.18A   Effective: 05-01-06   Replaces: 01-01-06
Raypak Inc., 2151 Eastman Ave., Oxnard, CA  93030
(805) 278-5300 Fax (800) 872-9725

MODEL INFORMATION

Indoor model shown

Outdoor model shown

Indoor model shown

Outdoor model shown

Indoor model only

Reviews: