We are closed from Monday, Dec 23rd and will reopen on Monday, Jan 6th. Any orders received during this time will be processed in the New Year.
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Get it by Monday, Dec 30
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Step 1 Add the items into your cart or submit a Purchase order
Step 2 Checkout, select NET30 payment (provide company registration and VAT number)
Step 3 Delivery via TNT or Royal Mail and receive invoice for payment in 30-days
Step 4 Make payment via BACS to our factoring partner,
| Item | Double Check Valve Assembly |
| Backflow Preventer Type | Double Check Valve Assembly |
| Body Finish | Stainless Steel |
| Body Material | Stainless Steel |
| Cross Reference | 0439513 |
| Fitting | No |
| Inlet Connection | Grooved Joint |
| Inlet Size | 8" |
| Inlet Type | Grooved Joint |
| Max. Temp. | 110 Deg. F |
| Max. Working Pressure | 175 PSI |
| Meter Type | No Meter |
| Mfr. Series | 774 |
| Min. Temp. | 33 Deg. F |
| Operation | Continuous |
| Outlet Connection | Flanged Joint |
| Outlet Size | 8" |
| Outlet Type | Flanged Joint |
| Strainer | No |
| Type | Kit |
| Valve Type | Outside Stem And Yoke Gate Valve |
Double Check Valve Assembly, Outside Stem And Yoke Gate Valve, 8 Inch Size
| Product | Model | Inlet Connection | Inlet Size | Inlet Type | Max. Temp. | Max. Working Pressure | Min. Temp. | Outlet Connection | Outlet Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
 |
774-LF 12 | Flanged Joint | 12" | Flanged Joint | 110 Deg. F | 175 PSI | 33 Deg. F | - | 12" | £19,900.72 | RFQ
|
 |
774-DNRS 2 1/2 | - | 2-1/2" | Flanged Joint | 110 Degree F | 12.1 Bar | 33 Degree F | - | 2-1/2" | £4,297.94 | RFQ
|
 |
774-DNRS 3 | - | 3" | Flanged Joint | 110 Degree F | 12.1 Bar | 33 Degree F | - | 3" | £4,720.43 | RFQ
|
 |
774-DNRS 4 | - | 4" | Flanged Joint | 110 Degree F | 12.1 Bar | 33 Degree F | - | 4" | £4,942.19 | RFQ
|
 |
774-DNRS 6 | - | 6" | Flanged Joint | 110 Degree F | 12.1 Bar | 33 Degree F | - | 6" | £7,934.74 | RFQ
|
 |
774-DNRS 8 | - | 8" | Flanged Joint | 110 Degree F | 12.1 Bar | 33 Degree F | - | 8" | £15,906.22 | RFQ
|
 |
774-DNRS 10 | - | 10" | Flanged Joint | 110 Degree F | 12.1 Bar | 33 Degree F | - | 10" | £21,167.75 | RFQ
|
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
Trade pricing is available for 
Order Value should be £500+