Audited Supplier
| DN check valve core parameter adjustment table | |||
| Specifications/Models | Diameter | Height | Working Pressure Range |
| DN10 | 10 | 11 | 0.04-1.4MPA |
| DN12 | 12 | 15 | 0.04-1.4MPA |
| DN13 | 13 | 16 | 0.04-1.4MPA |
| DN14 | 14 | 16 | 0.04-1.4MPA |
| DN15 | 15 | 16 | 0.04-1.4MPA |
| DN16 | 16 | 16 | 0.04-1.4MPA |
| DN17 | 17 | 17 | 0.04-1.4MPA |
| DN18 | 18 | 17 | 0.04-1.4MPA |
| DN19 | 19 | 17 | 0.04-1.4MPA |
| DN20 | 20 | 18 | 0.04-1.4MPA |
| DN23 | 23 | 18 | 0.04-1.4MPA |
| DN25 | 25 | 22 | 0.04-1.4MPA |
| Applicable: shower heads, faucets, shower pipes, coffee machines, water dispensers, beverage machines, electric faucets, hot and cold water inlets, water meters, pumps or filters, and other customized products | |||
| OV check valve core parameter adjustment table | ||||
| Specifications | Models | Diameter | Height | Working Pressure Range |
| 1/2" | OV15 | 15mm | 16mm | 0.04-1.4MPA |
| 3/4" | OV20 | 20mm | 22mm | 0.04-1.4MPA |
| 1" | OV25 | 25mm | 27mm | 0.04-1.4MPA |
| 1.2" | OV32 | 32mm | 36mm | 0.04-1.4MPA |
| 1.5" | OV40 | 40mm | 42mm | 0.04-1.4MPA |
| 2" | OV50 | 50mm | 54mm | 0.04-1.4MPA |
| Applicable: cold water and hot water mixer inlet, multi-zone heating system or booster control end, cold water and hot water thermostatic mixer inlet, water meter joint, copper joint, etc. | ||||
Function: The plastic water pipe check valve, also known as an anti-backflow valve, is designed to allow water to flow in one direction while preventing backflow. It ensures that water flows from the pressure pump to the desired outlet or system, such as a sprinkler system or water supply pipeline, while preventing water from flowing back into the pump or source.
Construction: The check valve is typically made of plastic, which offers corrosion resistance and durability. It consists of a valve body with an internal flap or disc that opens when water flows in the desired direction (forward flow) and closes to block water from flowing in the opposite direction (backflow).
Installation: The check valve is installed in the water pipe or plumbing system in a way that allows water to flow in the desired direction. It is typically placed downstream of the pressure pump or water source and upstream of the intended outlet or system. Proper installation ensures that the valve functions effectively in preventing backflow.
Pressure Pump Compatibility: Plastic water pipe check valves are commonly used with pressure pumps, such as booster pumps or well pumps. They are designed to handle the pressure generated by these pumps and maintain the integrity of the one-way flow.
Applications: Plastic water pipe check valves are used in various applications where backflow prevention is crucial. They are commonly installed in residential, commercial, and industrial plumbing systems, irrigation systems, water supply systems, and any other system that requires the prevention of unwanted water backflow.
When selecting a plastic water pipe check valve, it's important to consider factors such as the pipe diameter, pressure rating, flow capacity, and compatibility with the specific plumbing system and pressure pump being used. Consulting with a plumbing professional or supplier can help you choose the right check valve for your application to ensure effective anti-backflow protection.
