PVC Water Supply Pipe Cap Stop End Lock Fittings I.D 20mm-200mm Solvent Weld

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PVC Water Supply Pipe Cap Stop End Lock Fittings I.D 20mm-200mm Solvent Weld

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By HomeDIYer®

Colour: White

ID: 20mm

Amount: 1Pcs

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$2.30 USD

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PVC Pipe End Caps — Solvent Weld Stop Fittings for Clean, Leak-Free Pipe Terminations

When a water supply line needs to be capped off cleanly — during a renovation, system extension, or temporary shutdown — an ill-fitting or incompatible end cap creates leaks, pressure loss, and rework. Plumbers, irrigation installers, and DIY homeowners working with PVC pressure pipework need a stop fitting that bonds permanently and holds rated pressure without ongoing maintenance.

These PVC pipe end caps are manufactured from rigid uPVC and are designed for solvent cement welding directly onto plain-end PVC pipe. Available in internal diameters from 20 mm (approx. ¾ in) to 200 mm (approx. 7⅞ in), and offered in white, blue, and grey to match common pipe colour conventions. Wall thickness scales with diameter to maintain structural integrity across the size range.

Typical applications include terminating cold water supply mains, capping unused branch outlets on irrigation manifolds, sealing the ends of PVC conduit runs, and blanking off pressure-test ports on new plumbing installations — all scenarios where a solvent weld PVC end cap for water pipe provides a permanent, tool-free-to-remove solution.

⚠️ Designed for plain-end uPVC pressure pipe conforming to standard OD series (e.g. AS/NZS 1477, BS EN 1452, ISO 4422). Verify your pipe's outside diameter before ordering. Not suitable for ABS, CPVC, or rubber-ring-joint pipe systems.

✅ Key Features of These PVC Pipe End Caps

🔒 Permanent Solvent Weld Bond — Chemically fuses to uPVC pipe with standard PVC solvent cement, creating a joint that typically exceeds the pipe's own pressure rating once cured.
📏 Wide Size Range: 20 mm – 200 mm I.D. — Twelve diameter options cover everything from small domestic branch lines up to large-bore mains, reducing the need to source fittings from multiple suppliers.
🎨 Three Colour Options — White, blue, and grey variants allow colour-coded pipe systems to be terminated consistently, aiding identification in multi-service installations.
💧 Rated for Cold Water Supply — Suitable for potable cold water, irrigation, and general-purpose pressure pipework within the temperature limits of standard uPVC (typically up to 60 °C / 140 °F).
🛡️ Corrosion and Chemical Resistance — uPVC is unaffected by chlorinated water, common fertiliser solutions, and mild acids, making these caps durable in both indoor and buried outdoor installations.
📦 Single or 5-Pack Quantities — Order individual caps for one-off repairs or 5-packs for project stock, with per-unit savings on the multi-pack option.

📐 Technical Specifications — PVC Solvent Weld End Cap Fittings

Material	Rigid uPVC (unplasticised polyvinyl chloride)
Connection Type	Solvent cement weld (plain socket)
Internal Diameter Range	20 mm – 200 mm (approx. ¾ in – 7⅞ in)
Available Sizes (I.D.)	20, 25, 32, 40, 50, 63, 75, 90, 110, 125, 160, 200 mm
Colour Options	White, Blue, Grey
Pack Size	1 Pcs or 5 Pcs
Suitable Pipe Standard	Standard OD uPVC pressure pipe (e.g. ISO 4422, BS EN 1452, AS/NZS 1477)
Temperature Rating	Up to 60 °C (140 °F) for cold water service
Application	Cold water supply, irrigation, general-purpose pressure pipework
Weight	See variant options

❓ Frequently Asked Questions

How do I choose the correct cap size for my pipe?

Match the cap's internal diameter (I.D.) to your pipe's outside diameter (O.D.) — not its nominal bore. For example, a pipe labelled "32 mm" in the ISO/BS EN series has an O.D. of 32 mm, so you select the 32 mm cap. If you are unsure, measure the pipe's outer circumference with a tape and divide by π (3.1416) to get the O.D., then select the matching cap size.

What solvent cement should I use to bond these caps?

Use a PVC-specific solvent cement (also called PVC glue or solvent weld adhesive) rated for pressure pipework. Apply a thin, even coat to both the pipe end and the inside of the cap socket, push together with a slight twist, and hold for 30 seconds. Allow the joint to cure for the time specified on the cement tin — typically 15 minutes before handling and 24 hours before pressure testing.

Are these caps suitable for hot water systems?

No. Standard uPVC softens at elevated temperatures and is rated for cold water service only — generally up to 60 °C (140 °F) under low pressure, but performance degrades significantly above 40 °C (104 °F) at rated working pressure. For hot water applications, use CPVC or copper fittings instead.

Can these caps be used for buried or underground installations?

Yes. uPVC is resistant to soil moisture, most ground chemicals, and root acids, making it well-suited for buried irrigation and water supply lines. Ensure the solvent weld joint is fully cured before backfilling, and avoid sharp stones or heavy compaction directly against the fitting.

Will the blue caps work on white pipe, or must colours match?

Colour does not affect compatibility — all three colours (white, blue, grey) are made from the same uPVC compound and bond identically with standard PVC solvent cement. Colour choice is purely for system identification: blue is commonly used for cold water mains, grey for drainage or conduit, and white for general plumbing. Mix or match based on your installation's colour-coding convention.

What pressure rating can I expect from a solvent-welded joint?

A correctly made solvent weld joint on uPVC pressure pipe typically achieves a pressure rating equal to or greater than the pipe itself — commonly 10–16 bar (145–232 psi) for smaller diameters, decreasing with larger diameters. The exact rating depends on the pipe's pressure class (e.g. Class C, D, or E) and the quality of the cement application. Contact us to confirm suitability for your specific working pressure.

Do you sell matching elbows, tees, and couplings in the same size range?

Yes — HomeDIYer stocks a range of solvent weld uPVC fittings including elbows, tees, reducers, and couplings across compatible diameter ranges. Search by pipe diameter or fitting type in the store, or contact us if you need help building a complete fitting list for your project.

🛒 Select your colour, size, and pack quantity above, then add to cart.

PVC Water Supply Pipe Cap Stop End Lock Fittings I.D 20mm-200mm Solvent Weld

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Description

PVC Pipe End Caps — Solvent Weld Stop Fittings for Clean, Leak-Free Pipe Terminations

✅ Key Features of These PVC Pipe End Caps

📐 Technical Specifications — PVC Solvent Weld End Cap Fittings

❓ Frequently Asked Questions

PVC Water Supply Pipe Cap Stop End Lock Fittings I.D 20mm-200mm Solvent Weld

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