Description
| Size | 1/2 inch to 2 inch (13mm-50mm) |
|---|---|
| Material | PVC (polyvinyl chloride) |
| Connection | PVC cement |
| Application | They are used for natural gas, oil, water, fire fighting, landmines, and other piping system connections. |
| Origin | China |
| Flexible or Rigid | Rigid |
| Trademark | SANVO |
| Package | Cartons & Pallet / Cartons & Plywood Cases |
1. What is a union in plumbing?
Plumbing unions are special PVC plumbing fittings with three parts: two ends need a PVC glue connection and a removable PVC nut. The main feature is its removability, allowing for easy plumbing reconnection without damaging the piping system.
2. Union advantages
The union fitting allows removable plumbing to be maintained or replaced with other PVC fittings.
Built-in sealing ring and ensures leak-proof plumbing, even if repeated disassembly is not easy to leak.
The pipe union fitting is resistant to acid-base and moisture.
Offer multiple PVC pipe sizes from 1/2 to 4 inches.
3. Question about union
Q1: Can union connectors be used in hot water pipes?
A: PVC union upper-temperature resistance is 60°C, which is not best for hot water pipes, but CPVC or PPR pipe fittings are better.
Q2: How much pressure can the PVC pipe union fittings withstand?
A: Household PVC pipe union fittings withstand about 150 PSI pressure, and the specific pressure resistance needs to check the product specifications, and industrial applications can choose higher pressure models.
Q3: Does PVC union pipe require regular maintenance?
A: It is recommended to check whether the sealing ring is aging every 1-2 years. If water leaks, replace the sealing ring or tighten the nut.