
8.1) DIMENSIONS – PTU Series
Typical Dimensions Up to 50 Ft. Shown.
14”  (36cm)
 (36cm)
Models: PTU 40, 50,
75
Burner Box
Flue Terminal 
Models: PTU 50, 75, 100, 125
Models:
PTU 100, 125, 150, 175
Models:
PTU 125, 150, 175, 200
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 | 120” | 
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 | 15” | 
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| 108” | (305cm) | 
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 | (38cm) | 
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| (274cm) | 
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 | 10 FT Tube | 
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 | Assembly | 
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 | (typical) | 
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 | 5 FT Tube | 
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 | 12” | 
 | Assembly | 
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| 180” | 
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 | (30cm) | 
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| (457cm) | 108” | 
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 | 48” | 
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 | (274cm) | 
 | (122cm) | 
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 | 12” | 
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 | 240” | (30cm) | 
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| 
 | 108” | (610cm) | 
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 | 108” | 
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| (274cm) | 
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 | (274cm) | 
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 | 4” Tube Coupling | 
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 | 12” | (typical) | 
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 | 12” | 
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 | (30cm) | ||
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 | (30cm) | 300” | 
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| 
 | 108” | 
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 | (762cm) | 108” | 
 | 48” | |
| (274cm) | 
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 | (274cm) | 
 | (122cm) | |||
Bottom View
31” Tube Support/ Hanger Brackets (typical at control end)
Shipped with 
| Wire Hangers | 13” Tube Support/ | Wire Hangers | 13” Tube Support/ | 
| (typical) | Hanger Brackets | (typical) | Hanger Brackets | 
| 
 | (typical) | 
 | (typical) | 
6”
(16cm)
| 31” Tube Support/ | Flue Terminal | |
| Hanger Bracket | ||
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Fresh Air
Inlet
1/2” MPT Gas Connection
18” (46cm)
31” (79cm)
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 | 120VAC | |
| 10” | 
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 | Power Supply Cord | |
| (25cm) | 
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Burner
Box
PTU (end view)
| 
 | Form #43343330 | 
| May 08 |