Clear Flexible PVC Tubing – OD 3mm to 57mm, Custom Cut Lengths

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Beschreibung

Clear Flexible PVC Tubing — Precision-Sized Hose for Aquariums, Pumps & DIY Water Systems

Whether you're routing water through a fish tank filter, connecting a submersible pump, or building a custom fluid transfer line, finding tubing that fits your fittings exactly — without leaks or kinking — is the difference between a clean install and a frustrating one. This clear flexible PVC tubing is stocked in a wide range of metric sizes specifically for hobbyists, DIYers, and light industrial users who need a precise fit off the shelf.

Each piece is cut from continuous clear PVC hose stock and is available in three convenient lengths: 1m (≈39.4"), 5m (≈16.4 ft), and 10m (≈32.8 ft). Outer diameters range from 3mm (≈1/8") up to 57mm (≈2-1/4"), with wall thicknesses from 0.5mm to 3.5mm depending on the variant. The tubing is flexible enough to route around corners without kinking and transparent throughout, so you can visually monitor flow at a glance.

Typical applications include aquarium airline and water return lines, pond pump connections, laboratory fluid transfer, DIY hydroponics irrigation tubing, and low-pressure water cooling loops for electronics. The clear wall makes it especially useful anywhere visual flow confirmation matters — such as drip systems, sump returns, or coolant circuits.

🔵 Compatibility Note: This tubing uses metric dimensions. Match the ID of the tube to your barb or fitting OD for a secure push-fit connection. Sizes range from ID 2mm to ID 50mm — see variant options for the full size matrix.

✅ Key Features of These Clear Flexible PVC Tubes

  • 🔍Full Transparency — Crystal-clear PVC wall lets you monitor fluid flow, detect air bubbles, and spot blockages instantly — ideal for aquarium water return lines and drip irrigation tubing.
  • 📐Wide Size Range — OD from 3mm to 57mm with matching ID and wall thickness options, covering everything from fine aquarium airline tubing to larger pump hose connections in a single product line.
  • 🔄Flexible & Kink-Resistant — Soft PVC formulation allows the tube to bend around corners and route through tight spaces without collapsing, maintaining consistent flow in compact DIY water system builds.
  • ✂️Cut-to-Length Convenience — Available in 1m, 5m, and 10m lengths; cuts cleanly with scissors or a utility knife so you get exactly the run you need without waste.
  • 🔩Barb & Clamp Compatible — Works with standard metric barb fittings and hose clamps; the flexible wall compresses slightly over barbs for a secure, leak-resistant seal without adhesive.
  • 💧Smooth Bore Interior — The smooth inner wall minimizes flow restriction and prevents debris accumulation, keeping fish tank pump hose connections and fluid transfer lines running efficiently.

📐 Technical Specifications — Clear Flexible PVC Tubing

Material Flexible PVC (Polyvinyl Chloride)
Transparency Clear / transparent
Outer Diameter (OD) Range 3mm (≈1/8") – 57mm (≈2-1/4")
Inner Diameter (ID) Range 2mm – 50mm (see variant options)
Wall Thickness Range 0.5mm – 3.5mm (see variant options)
Available Lengths 1m (≈39.4"), 5m (≈16.4 ft), 10m (≈32.8 ft)
Flexibility Flexible; bends without kinking at typical installation radii
Pressure Rating Typically suitable for low-to-medium pressure; see variant for wall thickness
Temperature Range Generally suitable for 0°C–60°C (32°F–140°F) — contact us to confirm for specific use
Color Clear (transparent)
UV Resistance Not UV-stabilized; indoor / shaded outdoor use recommended
Fitting Compatibility Metric barb fittings, hose clamps (sized to OD)
Sold As Single continuous length per order (1m / 5m / 10m)
Country of Origin See variant options
⚠️ Size Tip: Not sure which size to order? Measure your existing fitting's barb OD with calipers — that measurement should match the tube's ID. If you're between sizes, size up for a looser fit with a clamp, or size down for a tighter push-fit seal.

❓ Frequently Asked Questions

How do I choose the right OD, ID, and wall thickness for my application?

Match the ID of the tube to your fitting or barb diameter — the tube should slip snugly over the barb. Wall thickness determines pressure tolerance; thicker walls (2–3.5mm) generally handle higher pressure. For example, a 10mm OD × 8mm ID × 1mm wall tube fits a standard 8mm barb fitting. If you're unsure, measure your existing fitting with calipers and select the closest ID option from the variant list above.

What pressure can this PVC tubing handle?

Clear flexible PVC tubing is typically rated for low-to-medium pressure applications — generally up to 40–60 PSI depending on wall thickness and temperature. Thicker-walled variants (2.5–3.5mm wall) generally tolerate higher pressures. For high-pressure hydraulic lines, a reinforced hose is recommended instead.

Is this tubing safe for outdoor or UV-exposed installations?

Standard clear PVC tubing is not UV-stabilized and will typically yellow and become brittle with prolonged direct sunlight exposure. For outdoor installations, we recommend routing the tube through conduit or keeping it shaded. For fully outdoor-rated applications, consider UV-resistant polyurethane or black PVC tubing.

What fittings and standards is this tubing compatible with?

This tubing uses metric OD/ID dimensions and is compatible with standard metric barb fittings, push-to-connect fittings, and hose clamps sized to match the OD. It is not directly interchangeable with NPT or BSP threaded fittings without an adapter. Always verify the ID of the tube matches your barb or fitting OD before ordering.

Can I use this tubing for drinking water or food-contact applications?

This tubing is generally suitable for aquarium and general water transfer use. For potable drinking water or food-grade applications, please contact us to confirm the specific grade before ordering, as food-safe certification requirements vary by region and intended use.

Which size should I choose for an aquarium pump or air line?

For standard aquarium air pumps, the 3mm OD × 2mm ID × 0.5mm or 4mm OD × 2mm ID × 1mm sizes are typically used for airline tubing. For water return lines and canister filter hoses, larger sizes such as 12–16mm OD are more common. Match the ID to your pump outlet or inlet diameter for a secure, leak-free connection.

Can this tubing be cut to a custom length?

Yes. Each variant is sold in pre-cut lengths of 1m (≈39.4"), 5m (≈16.4 ft), or 10m (≈32.8 ft). You can further cut the tubing to any shorter length using scissors or a utility knife — PVC cuts cleanly with a straight, square cut for a neat finish.

🛒 Select your size (OD × ID × wall thickness) and length above, then add to cart — ships from our US warehouse.

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