# 1-1/2" Socket PVC Spring Check Valve

**Manufacturer:** Colonial Engineering  
**MPN:** `V17221B`

The Colonial Engineering V17221B is a 1-1/2" PVC Spring Check Valve - Socket designed to prevent back-flow and siphoning in various applications. A 2 lb. SS spring maintains a positive seal, and a 2 psi minimum flow pressure is required to open the valve. This valve has a pressure rating of 100 psi non-shock water at 73°F and features a flow direction indicator for accurate installation.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Colonial Engineering |
| Manufacturer name | Colonial Engineering |
| Manufacturer | Colonial Engineering |
| Extra Product Name | 1-1/2" Socket PVC Spring Check Valve |
| Weight | 0.918, 0.92 |
| WeightUnit | lbs |
| Weight_Attrib | Weight |
| countryOfOrigin | Taiwan |
| moq | 1 |
| MPN | V17221B |
| multiple | 1 |
| qtyInStock | -2 |
| qtySource | FieldMap |
| SKU | 18344 |
| snippet | Spring Check valves are used to prevent back-flow and siphoning. Suggest applications: pool/spa, irrigation and commercial water systems. |
| tierMinQty1 | 1 |
| tierMinQty2 | 10 |
| tierMinQty3 | 20 |
| tierMinQty4 | 60 |
| tierPrice1 | 19.78 |
| tierPrice2 | 18.791 |
| tierPrice3 | 17.802 |
| tierPrice4 | 16.813 |
| Part Number | V17221B |
| Product Group | BISS |
| Item Number | 18344 |
| Catalog Page Number | P-463 |
| Manufacturer Part # | V17221B |
| Country of Origin | Taiwan |
| Size | 1-1/2" |
| Material | PVC, Pvc |
| Connection | Socket x Socket |
| Seal | EPDM |
| ASIN | B00SA3MDK4 |
| AdultProduct | False |
| Asin | B00SA3MDK4 |
| Autographed | False |
| Brand | Colonial Engineering |
| Case | 1 |
| Cat | Industrial & Scientific |
| CatId | 16310091 |
| CatTree | 16310091, 16310161, 3021479011, 383615011 |
| ClassificationId | 1265146011 |
| Connector_type | Socket |
| DisplayName | Check Valves |
| Exterior_finish | Pvc |
| Height | 3.5, 3.50, 500, 75 |
| ItemClassification | BASE_PRODUCT |
| ItemName | 1-1/2" PVC Spring Check Valve - Socket |
| Item_name | 1-1/2" PVC Spring Check Valve - Socket |
| Item_package_quantity | 1 |
| Item_type_keyword | industrial-check-valves |
| Item_weight | 0.92 |
| Keyword | V17221B |
| Label | Colonial Engineering |
| Length | 6.13 |
| Link | https://m.media-amazon.com/images/I/317NG2vw1jL._SL75_.jpg, https://m.media-amazon.com/images/I/317NG2vw1jL.jpg, https://www.amazon.com/gp/bestsellers/industrial, https://www.amazon.com/gp/bestsellers |
| Man | Colonial Engineering |
| MaterialType | Polyvinyl Chloride, Pvc |
| Memorabilia | False |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| usplastic.com | 18344 | 19.78 | 1 | None | 1 |

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