If you’re selecting 3/4″ PEX tubing for a home plumbing or radiant heating project, these 20-foot and longer options provide reliable flexibility, ease of installation, and compatibility with common fittings. This guide highlights five well-suited choices for different needs—wet-dry testing, outdoor runs, hot and cold water, and long coil efficiency. Each pick targets a specific buyer: DIY homeowners, professional installers, and radiant floor enthusiasts. Below is a quick summary table to compare core features and ideal use cases.
| Product | Best For | Length | Material Type |
|---|---|---|---|
| Conbraco PEX Stik 3/4″ x 20 ft | DIY installations with push-fit ease | 20 ft | PEX Stik (non-barrier) |
| VEVOR PEX-B 3/4″ x 100 ft | Cold-to-hot potable water, general plumbing | 100 ft | PEX-B |
| VEVOR PEX-A 3/4″ x 100 ft | Residential hot/cold water, easy restoration | 100 ft | PEX-A |
| SharkBite PEX-B 3/4″ x 100 ft | Long runs with fast push-to-connect | 100 ft | PEX-B |
| SharkBite PEX-B 3/4″ x 300 ft | Long runs, fewer fittings | 300 ft | PEX-B |
Note: All selections are 3/4″ diameter and suitable for hot and cold potable water in typical residential settings. Review local codes for your project and ensure compatibility with your fittings and manifolds.
Conbraco PEX Stik 3/4 In X 20 Ft White
Brand: Conbraco. Features include push-fit SharkBite compatibility with no special tools needed, strong flexible tubing, and suitability for wet or dry installation to allow immediate pressure testing. Best for DIY projects where quick, tool-free assembly is valued. Caution: this is a non-barrier PEX option, so use in appropriate plumbing environments per code and manufacturer guidelines.
VEVOR PEX-B Pipe 3/4 Inch X 100 Feet
Brand: VEVOR. This PEX-B coil is 100 ft long with well-marked body details, offering a wide operating range from -40°C to 95°C (-40°F to 203°F) and multiple pressure levels by temperature. Best for standard cold-to-hot domestic water runs and radiant systems. Limitation: non-oxygen barrier may require appropriate handling in closed-loop systems with oxygen diffusion controls.
VEVOR PEX Pipe 3/4 Inch, 100 Feet Non-Oxygen Barrier PEX-A
Brand: VEVOR. This 100-ft PEX-A coil includes imprint markings for quick type identification and supports -40°C to 95°C. It is designed for hot water, cold water, and radiant heating contexts with documented pressures at various temperatures. Best for homeowners upgrading to PEX-A with easy traceability. Limitation: non-barrier type, so consider oxygen diffusion in specific setups.
SharkBite PEX-B 3/4 Inch x 300 Feet Blue
Brand: SharkBite. This long coil aims to reduce fittings and joints, with push-to-connect ease and freeze-tolerance properties. Best for professional installations or DIY projects requiring fewer connections on longer runs. Caution: ensure compatibility with your fittings and verify local requirements for long coil usage and storage.
SharkBite PEX-B 3/4 Inch x 100 Feet Blue
Brand: SharkBite. Known for easy, push-to-connect installation with freeze resistance and broad compatibility with PEX expansion, push-to-connect, and barb fittings. Best for quick residential runs with minimal tools. Limitation: shorter coil length compared to the 300-ft option.
SharkBite PEX-B 3/4 Inch x 500 Feet Blue
Brand: SharkBite. Long-running coil designed for hot and cold potable water with fewer fittings and straightforward bends. Best for larger installations and professional jobs where fewer joints save time. Caution: ensure proper storage to avoid kinks or damage on long coils.
Buying Guide: Key Considerations For 3/4″ PEX Tubing
What type of PEX is best for your project? PEX-A offers easier expansion and repair, while PEX-B emphasizes cost and flexibility. Consider your fixture types and fittings to ensure compatibility with your preferred system (expansion, push-to-connect, or barb). For radiant floor heating, non-barrier vs barrier materials impact oxygen diffusion protection and system longevity. Manufacturing quality, imprint markings, and temperature/pressure ratings help you select tubing that survives temperature swings and water pressure in your area.
How long should a coil be? Shorter coils reduce wastage and are easier to handle for tight spaces. Longer coils cut down fittings but can be heavy and require careful handling to avoid kinks. For exterior runs or long indoor runs, consider coils of 100–300 feet to minimize joints while maintaining manageability.
What about installation? Push-to-connect fittings like SharkBite offer faster installs for DIY or professional work. For traditional crimp or expansion methods, verify that your fittings and tools match the tubing type (F1960 expansion, ASSE 1061 push-to-connect, etc.). Always test pressure after assembly as part of your standard workflow.
FAQ
- Q: Is PEX-A better than PEX-B for home plumbing? A: PEX-A typically offers easier repair and greater flexibility, but PEX-B is often more affordable and versatile for many standard installations.
- Q: Can I use non-barrier PEX for radiant floor heating? A: Yes, but you should evaluate oxygen diffusion controls and system design. Barrier PEX is more resistant to oxygen ingress in some setups.
- Q: Do longer coils require special tools? A: Not necessarily; many coils are designed for push-to-connect or expansion fittings. Ensure your tools match the tubing type and fittings.
- Q: What temperatures can 3/4″ PEX handle? A: Most 3/4″ PEX tubings listed are rated for cold and hot water, typically up to around 200°F (93°C) in practical residential use, with varied pressure allowances by temperature.
- Q: Should I use a barrier or non-barrier PEX? A: Barrier PEX reduces oxygen diffusion in closed-loop systems; non-barrier PEX is suitable where oxygen management is not a concern and cost efficiency matters.