Roberts Gorden CRV-B-8, CRV-B-9, CRV-B-12A, CRV-B-6, CRV-B-10 Horizontal Venting 4 10 cm Pipe

CRV-SERIES INSTALLATION, OPERATION AND SERVICE MANUAL

9.3 Horizontal Venting 4" (10 cm) Pipe

FIGURE 16: EP-100 Horizontal Venting Configurations

	18" (46 cm) Minimum -
	40" (102 cm) Maximum
		Bird
4" (10 cm) Single Wall Pipe
		Screen
25' (8 m) and 3 Elbows Maximum	Approved Thimbles 4" (10 cm)
		Band Clamp
	18" (46 cm) Minimum -

40" (102 cm) Maximum

Pitch single wall pipe downward away from pump 1/4" (6 mm) for every 10' (3 m).

Vent Terminal

Tjernlund VH1-4

5" to 4" Reducer			6" to 5" Reducer
(12.5 cm to 10 cm)			(15 cm to 12.5 cm)	Vent Terminal
	5" (12.5 cm) Single Wall Pipe
				Tjernlund VH1-6
		50' (15 m) and 3 Elbows Maximum

Part Number	Description
01330203	Tee, 4" (10 cm) Aluminized
01331900	Damper Coupling, 4" (10 cm)
01335801	Elbow, 4" (10 cm) Aluminized 90°
01365400	Bird Screen, 4" (10 cm)
02537801-1P	Vent Terminal (Non-Combustible Wall)
02718851	Drain Cap, 4" (10 cm)
90502100	Vent Terminal, 4" (10 cm) (Combustible Wall)
90502101	Vent Terminal, 6" (15 cm) (Combustible Wall)

Part Number	Description
90505600	Wall Thimble, 4" (10 cm)
91409403	Tube, Aluminized 4" (10 cm) dia. 10' (3 m)
91412800	Flexible Boot, 4" (10 cm)
91901300	Boot Clamp, 4" (10 cm)
Not Supplied	Tube, Aluminized 5" (12.7 cm) dia. 10' (3 m)
Not Supplied	Tube Adapter, 5" (12.7 cm) dia. x 4" (10 cm) dia.
Not Supplied	Tube Adapter, 6" (15.2 cm) dia. x 5" (12.7 cm) dia.

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