10-Pack 3/4 NPT x 3/4 GHT Double-Threaded PVC Pipe Adapter
10-Pack 3/4 NPT × 3/4 GHT Double-Threaded PVC Pipe Joint Adapter
Connect your water supply lines with confidence using this 10-pack of American standard 3/4 NPT × 3/4 GHT double-threaded PVC pipe joint adapters. Featuring external threads on both ends, these versatile bushing-style fittings bridge NPT (National Pipe Thread) and GHT (Garden Hose Thread) connections — ideal for irrigation systems, sprinkler setups, swimming pools, and cold water supply pipelines.
Why Choose These PVC Pipe Adapters?
- Durable PVC Construction: Made from high-quality, impact-resistant PVC with excellent frost resistance and corrosion resistance for long service life indoors and outdoors.
- Smooth Interior Walls: The smooth internal surfaces minimize flow friction and reduce the chance of material accumulation, keeping water flowing freely.
- Easy Installation: Lightweight and non-toxic fittings that are simple to install. Apply PTFE (polytetrafluoroethylene) thread seal tape to both threaded ends before installation to ensure a leak-free seal.
- SCH40 Furniture-Grade Quality: Built to SCH40 furniture-grade standards, rated for pressures up to 850 kPa — suitable for both indoor plumbing and outdoor irrigation applications.
- Versatile Applications: Perfect for connecting irrigation lines, underground sprinkler systems, garden hoses, swimming pool plumbing, and outdoor water supply pipelines.
- Pack of 10: Get 10 adapters in one order — great for large projects or keeping spares on hand.
Product Specifications
| Thread Size | 3/4 NPT × 3/4 GHT |
| Material | PVC (Plastic) |
| Hose Inner Diameter | 32 mm |
| Connection Type | Flange / Double External Thread (Bushing) |
| Head Code | Hexagon |
| Shape | Reducing |
| Maximum Pressure | < 850 kPa |
| Grade | SCH40 Furniture Grade |
| Quantity | 10 pieces |
| Country of Origin | Made in China |
Common Applications
- Garden hose and spigot connections
- Underground irrigation and sprinkler systems
- Swimming pool plumbing
- Outdoor and indoor cold water supply lines
- DIY plumbing projects requiring NPT-to-GHT conversion
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For more information on safe plumbing materials and standards, visit the U.S. EPA WaterSense Program for guidance on water-efficient irrigation systems.
Learn more: Piping and plumbing fitting
Frequently Asked Questions
Q: What is the difference between NPT and GHT threads?
A: NPT (National Pipe Thread) is a U.S. standard for tapered pipe threads used in plumbing and pressurized systems. GHT (Garden Hose Thread) is a straight thread standard used for garden hose connections in North America. This adapter bridges both standards, allowing you to connect NPT-threaded pipes or fittings to GHT-threaded hoses or devices.
Q: Do I need thread seal tape to install these adapters?
A: Yes. It is recommended to wrap PTFE (polytetrafluoroethylene) thread seal tape around both threaded ends before installation to ensure a watertight, leak-free seal.
Q: Are these PVC pipe adapters safe for drinking water applications?
A: These adapters are made from non-toxic PVC and are suitable for cold water supply pipelines. However, they are primarily designed for irrigation, sprinkler systems, swimming pools, and outdoor cold water lines. For confirmed potable water use, please verify local plumbing codes and ensure compliance with your region's standards.
Q: What is the maximum pressure these adapters can handle?
A: These adapters are rated for pressures up to 850 kPa, making them suitable for standard residential irrigation and water supply applications.
Details
This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.
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