1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex
Roll over image to zoom in Click on image to zoom
1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex

1 2" 3 4" 1" PVC Male Thread Water Supply Pipe Cap Stop End Lock Fittings Hex

HomeDIYer
No reviews

By HomeDIYer®

Price:
$2.09 USD
Stock:
In stock (500 units), ready to be shipped

Payment & Security

Ach Direct Debit Amazon American Express Apple Pay Bancontact BLIK Diners Club Discover EPS Google Pay iDEAL Wero JCB Maestro Mastercard Multibanco MobilePay PayPal Przelewy24 Shop Pay Twint Union Pay USDC Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Quantity Discount Promotion
🎯 BULK DISCOUNT: Buy More, Save More!
Buy 2 Items
5% OFF
Buy 4 Items
10% OFF
Buy 6 Items
15% OFF
✅ Auto-discount • 🔄 Mix & match
Expert

DIY Expert Support

Get fitment advice & recommendations

Mon-Fri, 8:30AM-8PM
WhatsApp WhatsApp Email
⚡
24-Hour Fast Ship
🚚
Arrives in 3-14 days
🌍
Global Reach
↩️
30-Day Returns
🌱 1 tree planted with every purchase

Description

PVC Male Thread Pipe Cap — Reliable Stop-End Fittings for Water Supply Lines

When you need to terminate an open male-threaded pipe end cleanly and permanently, a loose or mismatched cap creates leaks, pressure loss, and rework. Whether you're a plumber capping off a rough-in, a DIYer sealing an unused branch line, or a facilities tech locking down a test port, these PVC male thread pipe caps deliver a secure, tool-free hex-grip closure every time.

Each cap is molded from rigid PVC (polyvinyl chloride) with a hex outer profile for wrench tightening. Available in three pipe sizes — 20 mm (approx. ½"–¾"), 25 mm (approx. ¾"), and 32 mm (approx. 1") — and in four finish options: White, Grey, Blue, and With Seal (integrated rubber gasket). The internal female thread is precision-formed to mate with standard male BSP/NPT-compatible threads across the listed size range.

Typical use cases include capping unused cold-water supply branches in residential plumbing, sealing irrigation manifold ports during off-season storage, and terminating compressed-air test lines in light-duty workshop setups. The color-coded variants (White / Grey / Blue) support visual zone identification in multi-circuit installations.

🔧 Compatible with standard male BSP / NPT threaded pipe ends in ½", ¾", and 1" nominal sizes. Verify thread standard before ordering.

✅ Key Features of These PVC Male Thread Pipe Caps

  • 🔩Hex Outer Profile — Flat wrench faces allow controlled torque application without slipping or surface damage.
  • 🎨Multi-Color Options — White, Grey, and Blue finishes enable color-coded circuit identification in multi-zone plumbing systems.
  • 💧Sealed Variant Available — "With Seal" versions include an integrated rubber gasket for enhanced leak resistance without additional thread tape.
  • 📐Three Size Options — 20 mm, 25 mm, and 32 mm cover the most common residential and light-commercial pipe termination needs.
  • ⚗️Rigid PVC Construction — Corrosion-resistant material withstands typical cold-water supply pressures and resists scale buildup over time.
  • 📦Flexible Pack Quantities — Available in 1, 2, 4, 10, 20, 50, and 100-piece packs to match single-job needs or bulk stocking requirements.

📐 Technical Specifications — PVC Male Thread Pipe Cap

Material Rigid PVC (Polyvinyl Chloride)
Connection Type Female internal thread (caps male-threaded pipe end)
Available Sizes 20 mm (½"–¾"), 25 mm (¾"), 32 mm (1")
Outer Profile Hex (wrench-compatible)
Finish / Color White, Grey, Blue, With Seal
Seal Type Standard (thread tape recommended) or With integrated rubber gasket
Thread Standard See variant options
Max Working Pressure See variant options
Temperature Range See variant options
Pack Quantity 1 / 2 / 4 / 10 / 20 / 50 / 100 pcs

❓ Frequently Asked Questions

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

Match the cap size to your pipe's nominal outer diameter: choose 20 mm for ½"–¾" male-threaded ends, 25 mm for ¾" ends, and 32 mm for 1" ends. If you're unsure, measure the outer diameter of the male thread and compare to the nominal size chart for your local pipe standard (BSP or NPT).

Do I need thread tape with these caps?

For the standard White, Grey, and Blue variants, applying 2–3 wraps of PTFE thread tape to the male pipe thread before installation is recommended to ensure a watertight seal. The "With Seal" variants include an integrated rubber gasket that reduces reliance on tape, though tape can still be used for added security.

Are these caps suitable for hot-water lines?

These caps are made from rigid PVC, which is generally rated for cold-water supply applications. PVC is not recommended for continuous hot-water service (typically above 60 °C / 140 °F). For hot-water lines, consider CPVC or brass alternatives. Contact us to confirm suitability for your specific application.

How corrosion-resistant are PVC pipe caps?

PVC is inherently non-metallic and immune to rust and galvanic corrosion. It resists most household chemicals, chlorinated water, and mild acids, making it well-suited for long-term use in water supply and irrigation systems. Avoid exposure to strong solvents or UV radiation over extended periods without protective covering.

What is the difference between the standard and "With Seal" versions?

The standard versions (White, Grey, Blue) rely on thread engagement and PTFE tape for sealing. The "With Seal" versions incorporate a pre-fitted rubber gasket inside the cap that compresses against the pipe end face when tightened, providing an additional sealing surface. The sealed variant is a good choice for applications where thread tape application is inconvenient or where a more positive seal is required.

Can I use these caps on both BSP and NPT threaded pipes?

BSP and NPT threads have different thread angles and pitches, so they are not fully interchangeable. These caps are designed for a specific thread standard — please check the product variant details or contact us to confirm compatibility with your pipe's thread type before ordering.

Which pack size should I order for a single repair job vs. bulk stocking?

For a single repair or one-off cap-off job, the 1 pcs or 2 pcs pack is the most economical choice. For contractors or facilities teams stocking a maintenance kit, the 10, 20, 50, or 100 pcs packs offer a lower per-unit cost and ensure you have caps on hand for future jobs without reordering delays.

🛒 Select your size and amount above, then add to cart.

You may also like

Recently viewed