Blue PVC Metric Plumbing Fittings Pipe For Aquarium Fish Tank Pond Solvent Weld

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Blue PVC Metric Plumbing Fittings Pipe For Aquarium Fish Tank Pond Solvent Weld

Name: Blue PVC Metric Plumbing Fittings Pipe For Aquarium Fish Tank Pond Solvent Weld
Brand: HomeDIYer
Price: 1.81 USD
Availability: InStock

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Types: Straight Coupling

Diameter(mm): 20mm

Quantity(Pcs): 1 Pcs

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$1.81 USD

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Verfügbar (500 Stück), versandbereit

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Blue PVC Metric Plumbing Fittings — Solvent-Weld Connectors for Aquariums, Fish Tanks & Ponds

When a leaking joint threatens your aquarium build or pond circulation system, the fitting you choose matters. These blue PVC metric plumbing fittings are designed for hobbyists, aquarists, and DIY plumbers who need a reliable, chemical-resistant connection in wet environments where standard push-fit fittings fall short.

Each fitting is moulded from rigid blue PVC and sized to metric pipe standards, covering diameters from 20 mm (approx. ¾ in) up to 160 mm (approx. 6¼ in). The range includes straight couplings, reducing connectors, 90° elbows, and 3-way, 4-way, 5-way, and 6-way junction fittings — all engineered for solvent-weld assembly with standard PVC cement.

Typical applications include aquarium sump return lines, koi pond filtration loops, irrigation manifolds, and light-duty cold-water plumbing runs. The blue PVC metric plumbing fittings are also widely used in hydroponic systems and recirculating aquaculture setups where corrosion resistance and smooth bore flow are critical.

🔗 Compatibility: Designed for metric PVC pressure pipe (BS EN ISO 1452 / DIN 8061 equivalent). Confirm your pipe's outer diameter before ordering — metric and imperial pipe ODs differ even at nominally similar sizes.

✅ Key Features of These Blue PVC Metric Plumbing Fittings

🔵 Rigid Blue PVC Construction — UV-stabilised, chlorine-resistant material withstands continuous water contact without softening or discolouring over time.
📐 Full Metric Size Range — Available in 20, 25, 32, 40, 50, 63, 75, 90, 110, 125, and 160 mm to match standard metric pipe schedules without adapters.
🔀 Seven Fitting Types in One Listing — Straight coupling, reducing connector, 90° elbow, 3-way, 4-way, 5-way, and 6-way fittings let you build complex manifolds from a single source.
⚗️ Solvent-Weld Socket Design — Deep spigot sockets create a full-contact bond with PVC cement, producing a joint that typically exceeds the pipe's own burst pressure rating.
🐟 Aquarium & Pond Safe — Inert to freshwater and saltwater at normal operating temperatures (typically up to 60 °C / 140 °F); will not leach plasticisers into the water column.
🔧 Reducing Connectors for Mixed-Diameter Runs — Step down between pipe sizes (e.g. 90 mm × 75 mm) in a single fitting, eliminating the need for separate bushings or adapters.

📐 Technical Specifications — PVC Metric Plumbing Fittings

Material	Rigid PVC (Polyvinyl Chloride)
Colour	Blue
Connection Method	Solvent weld (PVC cement)
Pipe Standard	Metric (DIN / BS EN ISO 1452 compatible)
Available Types	Straight Coupling, Reducing Connector, 90° Elbow, 3-Way, 4-Way, 5-Way, 6-Way Fitting
Diameter Range	20 mm – 160 mm (straight & elbow); 25×20 mm – 90×75 mm (reducing)
Max. Operating Temp.	Typically up to 60 °C (140 °F) for cold-water service
Pressure Rating	See variant options
Wall Thickness	See variant options
Quantity per Order	1 piece per unit (multi-pack options available via Quantity selector)
Suitable Fluids	Fresh water, salt water, mild aqueous solutions (non-solvent, non-oxidising)

❓ Frequently Asked Questions

Which pipe standard do these fittings fit — metric or imperial?

These fittings are sized to metric pipe outer diameters (e.g. 20 mm OD, 25 mm OD) per DIN / BS EN ISO 1452. Imperial pipe sold in the US and UK uses different ODs even at nominally similar sizes — for example, ½" imperial pipe has a different OD than 20 mm metric pipe. Always measure your pipe's outer diameter with calipers before ordering.

What cement or adhesive should I use for solvent welding?

Use a PVC solvent cement rated for rigid PVC pressure pipe (e.g. Tangit PVC-U or equivalent). Clean and lightly abrade the pipe end and socket, apply cement to both surfaces, push together with a quarter-turn, and hold for 30 seconds. Allow at least 24 hours cure time before pressurising the joint.

Are these fittings safe for use in aquariums and fish tanks?

Yes. Rigid PVC is chemically inert in fresh and salt water at normal aquarium temperatures and does not leach plasticisers. Once the solvent cement has fully cured (allow 24–48 hours and flush the line before introducing livestock), the assembled joint is safe for aquatic environments.

How do I choose the correct diameter for my pipe?

Measure the outer diameter (OD) of your existing pipe with a vernier caliper. The fitting diameter listed (e.g. 32 mm) refers to the pipe OD it accepts. Do not rely on nominal bore or trade size labels, as these vary by pipe schedule and standard.

Can I use these fittings for hot water or pressurised heating systems?

These fittings are rated for cold-water service up to approximately 60 °C (140 °F). They are not suitable for hot water heating systems, steam lines, or applications where sustained temperatures exceed this threshold. For hot water, consider CPVC or PP-R fittings instead.

What is the difference between the Straight Coupling and the Reducing Connector?

A Straight Coupling joins two pipes of the same diameter end-to-end. A Reducing Connector joins two pipes of different diameters — for example, stepping down from a 63 mm main line to a 40 mm branch. Select the reducing size that matches your larger pipe on the big-head end and your smaller pipe on the small-head end.

How many fittings do I receive per order?

Each unit ordered contains 1 piece of the selected fitting type and diameter. If you need multiple fittings, simply increase the quantity at checkout. Bulk pricing may apply — contact us for volume orders.

🛒 Select your Type and Diameter above, then add to cart.

Blue PVC Metric Plumbing Fittings Pipe For Aquarium Fish Tank Pond Solvent Weld

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Beschreibung

Blue PVC Metric Plumbing Fittings — Solvent-Weld Connectors for Aquariums, Fish Tanks & Ponds

✅ Key Features of These Blue PVC Metric Plumbing Fittings

📐 Technical Specifications — PVC Metric Plumbing Fittings

❓ Frequently Asked Questions

Blue PVC Metric Plumbing Fittings Pipe For Aquarium Fish Tank Pond Solvent Weld

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