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Back Pressure Valves: M-Series Low-Flow

Griffco M-Series diaphragm low-flow back pressure valves are designed to enhance the performance of chemical feed systems by applying a continuous back pressure to the chemical feed pump, while also acting as an anti-syphon valve. Robust construction ensures reliability in the rigorous service of municipal and industrial applications.

Available Sizes

1/4″ to 1/2″ or DN 8 to DN 15

PVC
CPVC
Polypropylene
PVDF
Hastelloy® C
PTFE
Halar®
316L SS
Alloy 20

M-Series-ARV-Option
M-Series BPM – Data Sheets
Data Sheet BPM (US)Imperial09-14-2020
Data Sheet BPM (Intl)Metric09-14-2020
Data Sheet BPM (Spanish)Metric09-14-2020
M-Series BPM – Air Release Valve (ARV) Data Sheet
Sight Glass05-22-2021
ARV Priming Valve (US)Air Release Valve (Imperial)05-22-2021
ARV Priming Valve (Spanish)Air Release Valve (Metric)05-22-2021
M-Series BPM – IOM Manuals
IOM Manual BPM (US)Imperial05-21-2021
IOM Manual BPM (Spanish)Metric05-21-2021
M-Series BPM – Dimensional Drawings
M-Series 2-Port @ 180° (1/4″ – 1/2″) (DN 8 – DN 15)
Dim BPM 2Port@180 Threaded US1/4″ – 1/2″08-23-2020
Dim BPM 2Port@180 Socket US1/4″ – 1/2″08-23-2020
Dim BPMF 2Port@180 Flanged US1/4″ – 1/2″08-23-2020
Dim BPMF 2Port@180 Flanged MetricDN 8 – DN 1508-23-2020
Dim BPMU 2Port@180 Union US1/4″ – 1/2″08-23-2020
Dim BPMU 2Port@180 Union MetricDN 8 – DN 1508-23-2020
M-Series BPM – Sectional Drawings
M00108-26-2020
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SKU
Product
Description
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BPM050P2TVS
Valve – PVC – 250 psi Spring – PTFE/Viton – Socket
BPM050P2VS
Valve – PVC – 250 psi Spring – Viton – Socket
BPM050PTVS
Valve – PVC – PTFE/Viton – Socket
BPM050PVS
Valve – PVC – Viton – Socket
BPM050PVSOSS
Valve – PVC – Viton – Socket – 316SS Top
BPM050ATVOSS
A20 – PTFE/Viton – 316SS Top
BPM050ATVS
A20 – PTFE/Viton – Socket
BPM050ATVS9
A20 – PTFE/Viton – Socket – Metal Adj Screw
BPM050AV
A20 – Viton
BPM050AV9
A20 – Viton – Metal Adj Screw
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