---
product_id: 504877156
title: "Steel Drain Test Pipe Bung/Plug 4\" (100mm) Plumbing Stop Tube Blanking Cap"
brand: "ab tools"
price: "€ 47.49"
currency: EUR
in_stock: true
reviews_count: 8
url: https://www.desertcart.fi/products/504877156-steel-drain-test-pipe-bung-plug-4-100mm-plumbing-stop
store_origin: FI
region: Finland
---

# Perfect for air & water pressure testing Centre locking mechanism for secure sealing Steel construction for ultimate durability Steel Drain Test Pipe Bung/Plug 4" (100mm) Plumbing Stop Tube Blanking Cap

**Brand:** ab tools
**Price:** € 47.49
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock in reliability, seal out worries!

## Quick Answers

- **What is this?** Steel Drain Test Pipe Bung/Plug 4" (100mm) Plumbing Stop Tube Blanking Cap by ab tools
- **How much does it cost?** € 47.49 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/504877156-steel-drain-test-pipe-bung-plug-4-100mm-plumbing-stop)

## Best For

- ab tools enthusiasts

## Why This Product

- Trusted ab tools brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Robust steel material ensures long-term reliability under pressure
- • **Versatile Fit:** Available in sizes from 1.5" to 18" to suit any plumbing project
- • **Precision Seal:** Centre locking design guarantees leak-proof pipe blanking every time
- • **Test with Confidence:** Ideal for both air and water testing of drains and sewers
- • **Effortless Maintenance:** Quick installation and removal speeds up repair workflows

## Overview

The Steel Drain Test Pipe Bung/Plug 4" (100mm) by AB Tools is a heavy-duty steel plumbing cap designed for secure pipe blanking and low-pressure air or water testing. Featuring a centre locking mechanism, it ensures a tight seal for drains and sewers, making it an essential tool for professional plumbing repairs and maintenance.

## Description

Full description not available

## Features

- Centre locking drain test plugs with steel plates.
- Suitable for air or water testing of drains and sewers.
- Material: Steel.
- Sizes: 1-1/2" - 18" (40mm - 450mm)
- Used to seal a pipe for repair work & for low pressure testing.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | AB Tools |
| Part Number | SIL427A |
| Product Dimensions | 10 x 10 x 8 cm; 430 g |
| Item model number | 4" (100mm) |
| Size | 10 |
| Colour | Black |
| Material | Steel |
| Number of Pieces | 1 |
| Included Components | Drain Test Plug |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 430 g |

## Images

![Steel Drain Test Pipe Bung/Plug 4" (100mm) Plumbing Stop Tube Blanking Cap - Image 1](https://m.media-amazon.com/images/I/71JjN54LNsL.jpg)

## Available Options

This product comes in different **Model** options.

## Questions & Answers

**Q: Will this seal old clay pipe as well?**
A: Yes, But go steady tightening it up!

## Customer Reviews

### ⭐⭐⭐⭐⭐ Does what it's meant to do simple
*by D***  on 26 April 2025*

Very good, and easy to use.

### ⭐⭐⭐⭐⭐ As described
*by A***R on 2 September 2025*

Perfect for the job!

### ⭐⭐⭐⭐⭐ 100% seal
*by S***N on 2 October 2024*

Used for building control inspection. 100% seal on new pipework. Smooth thread so easy to tighten and untighten with onehanded, which is ideal if you are testing 360 inspection chamber which are arms length deep.

## Frequently Bought Together

- Steel Drain Test Pipe Bung/Plug 4" (100mm) Plumbing Stop Tube Blanking Cap
- Sharkbite 1/2 Inch MNPT Bathroom Shower Test Plug, 25828Z

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**Shop now:** [https://www.desertcart.fi/products/504877156-steel-drain-test-pipe-bung-plug-4-100mm-plumbing-stop](https://www.desertcart.fi/products/504877156-steel-drain-test-pipe-bung-plug-4-100mm-plumbing-stop)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-01-27*