---
product_id: 12031192
title: "Watts 0887171 Repair Kit for 1/2\" 188/288/388-T 1/2 inch Vacuum Breaker"
brand: "watts"
price: "¥18801"
currency: JPY
in_stock: true
category: "Watts"
url: https://www.desertcart.jp/products/12031192-watts-0887171-repair-kit-for-1-2-188-288-388
store_origin: JP
region: Japan
---

# Reliable anti-siphon disc assembly Precision-fit bonnet O-ring Made in USA quality assurance Watts 0887171 Repair Kit for 1/2" 188/288/388-T 1/2 inch Vacuum Breaker

**Brand:** watts
**Price:** ¥18801
**Availability:** ✅ In Stock

## Summary

> 🛠️ Fix it fast, fix it right—because your water deserves the best!

## Quick Answers

- **What is this?** Watts 0887171 Repair Kit for 1/2" 188/288/388-T 1/2 inch Vacuum Breaker by watts
- **How much does it cost?** ¥18801 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/12031192-watts-0887171-repair-kit-for-1-2-188-288-388)

## Best For

- watts enthusiasts

## Why This Product

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

## Key Features

- • **Effortless DIY Upgrade:** No special tools needed—get professional results in minutes and avoid costly plumber visits.
- • **Universal Compatibility:** Perfectly engineered for Watts 188A, 288A, and 388T models—one kit, multiple solutions.
- • **Seamless Leak Prevention:** Restore your vacuum breaker to flawless, drip-free performance with factory-grade parts.
- • **Trusted American Craftsmanship:** Proudly made in the USA, delivering reliability that professionals depend on daily.
- • **Durable Materials for Hot & Cold:** Built to withstand temperature extremes, ensuring longevity in any commercial or industrial setting.

## Overview

The Watts 0887171 Repair Kit is a premium replacement set designed for 1/2 inch Watts 188A, 288A, and 388T anti-siphon vacuum breakers. It includes a bonnet O-ring and disc assembly to prevent backflow contamination in potable water systems. Made in the USA with durable materials suitable for hot and cold water, this kit enables quick, tool-free repairs trusted by professionals in commercial and industrial plumbing.

## Description

Watts 0887171 Vacuum Breaker Repair Kit For a 1/2" 188A, 288A and 388T is used to repair a 1/2 inch anti-siphon vacuum breaker most commonly used in commercial, industrial applications to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. This repair kit consists of a disc and disc float, a bonnet and O-ring. Features Factory replacement kit No special tools required for changing parts All parts are made of high quality materials Hot or cold water use

## Features

- Bonnet O-Ring
- Disc Assembly (Disc and Disc Float)
- For use with Watts 188A/288A/388T Anti-Siphon Vacuum Breakers
- Country of Origin: United States

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B009EC3CF0 |
| Best Sellers Rank | #345,833 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #547 in Faucet Trim & Repair Kits |
| Brand Name | Watts |
| Color | Black |
| Customer Reviews | 4.8 4.8 out of 5 stars (29) |
| Global Trade Identification Number | 00098268351149 |
| Item Diameter | 0.5 inches |
| Item Weight | 18.14 g |
| Manufacturer | Watts |
| Model | 0887171 |
| Nominal Inside Diameter | 0.5 inches |
| Number of Items | 1 |
| Number of Pieces | 2 |
| Part Number | RK 188/288/388-T 1/2 |
| Set Name | RK 188/288/388-T |
| UPC | 098268351149 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Watts
- **Color:** Black
- **Item Diameter:** 0.5 inches
- **Nominal Inside Diameter:** 0.5 inches
- **UPC:** 098268351149

## Images

![Watts 0887171 Repair Kit for 1/2" 188/288/388-T 1/2 inch Vacuum Breaker - Image 1](https://m.media-amazon.com/images/I/716BsKQC53L.jpg)
![Watts 0887171 Repair Kit for 1/2" 188/288/388-T 1/2 inch Vacuum Breaker - Image 2](https://m.media-amazon.com/images/I/31gcPCDk2CL.jpg)

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**Shop now:** [https://www.desertcart.jp/products/12031192-watts-0887171-repair-kit-for-1-2-188-288-388](https://www.desertcart.jp/products/12031192-watts-0887171-repair-kit-for-1-2-188-288-388)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-08*