---
product_id: 575566286
title: "Water Filter/Softener Air Gap With 3/4-inch Female Threaded Inlet for Use With 1-1/2-inch or 2 inches (with coupler) Standpipe (ET115-002, G-175, DLA-G15)"
brand: "air gap international"
price: "¥26315"
currency: JPY
in_stock: false
reviews_count: 5
category: "Air Gap International"
url: https://www.desertcart.jp/products/575566286-water-filter-softener-air-gap-with-3-4-inch-female
store_origin: JP
region: Japan
---

# 3/4-inch female threaded inlet 15 GPM flow capacity UPC, IPC & NSF certified Water Filter/Softener Air Gap With 3/4-inch Female Threaded Inlet for Use With 1-1/2-inch or 2 inches (with coupler) Standpipe (ET115-002, G-175, DLA-G15)

**Brand:** air gap international
**Price:** ¥26315
**Availability:** ❌ Out of Stock

## Summary

> 🚿 Upgrade your water system with splash-proof confidence!

## Quick Answers

- **What is this?** Water Filter/Softener Air Gap With 3/4-inch Female Threaded Inlet for Use With 1-1/2-inch or 2 inches (with coupler) Standpipe (ET115-002, G-175, DLA-G15) by air gap international
- **How much does it cost?** ¥26315 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/575566286-water-filter-softener-air-gap-with-3-4-inch-female)

## Best For

- air gap international enthusiasts

## Why This Product

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

## Key Features

- • **Certified Reliability:** UPC, IPC, and NSF tested for consistent, code-compliant water safety
- • **Compact & Lightweight:** Sleek polymer design weighing just 91g for hassle-free handling and installation
- • **Splash-Free Operation:** Innovative splash guard ensures dry, mess-free performance every time
- • **Effortless Integration:** Fits 1-1/2" or 2" standpipes with easy pressure fit or glue installation
- • **Universal Compatibility:** Accepts 3/4" threaded PVC pipes or ET170-XXX series adapters for versatile setups

## Overview

The ET115-002 Air Gap by AIR GAP INTERNATIONAL is a certified, easy-to-install water softener drain connector featuring a 3/4-inch female threaded inlet and compatibility with 1-1/2" or 2" standpipes. Designed with a splash guard for dry operation and tested to meet UPC, IPC, and NSF standards, it delivers reliable 15 GPM flow capacity in a compact, lightweight polymer build.

## Description

The ET115-002 universal water softener or water filter air gap is designed to provide a convenient way to install an air gap into 1-1/2-inch standpipe drain. This air gap can be connected using a rigid PVC pipes or flex tubing with adapters. The unique design provides a completely protected air gap without any possibility of water splashing out. The inlet accommodates 3/4-inch threaded PVC pipes or adapters. It is easy to use, easy to install, and easy to maintain. The ET115-002 air gap is listed by UPC and tested for compliance with IPC and NSF standards. Optional accessories are available for the ET115-002.

Review: Needed to move my Water Softener and the local stores didn't have the right size parts - this worked like a charm
Review: Perfect for our Aquasure Water Softener. No leaks and peace of mind during the regeneration process.

## Features

- ❤ SIMPLE INSTALLATION: The ET115-002 is designed for connecting discharge water tubing from a water softener system to a drain line. Its 3/4-inch MIPT threaded inlet accepts a 3/4-inch threaded PVC pipe or the 3/4-inch threaded ET170-XXX series air gap adapters (models -009 to -014). The ET115-002 installs to a 1-1/2 inches OD standpipe or 2 inches OD standpipe with 2-inch couplers. The ET115-002 can be pressure fit or glued to a plastic standpipe.
- ❤ STANDPIPE CONNECTION: The ET115-002 connects to a 1-1/2 inches OD standpipe or 2 inches OD standpipe with couplers. The air gap’s flow capacity is 15 gallons/minute.
- ❤ DRY OPERATION: The ET115-002 is designed with a splash guard to assure a dry operation. It is also recommended to install the ET115-002 at least 18 inches above the P-Trap to avoid water splashing back from the air gap.
- ❤ CERTIFICATION: The ET115-002 is UPC (Uniform Plumbing Code) Listed, IPC (International Plumbing Code), and NSF (National Sanitation Foundation) tested. The testing is conducted for every manufactured lot to ensure consistent performance.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B092NY637M |
| Brand | AIR GAP INTERNATIONAL |
| Colour | White |
| Connector Type | Trap |
| Country of Origin | USA |
| Exterior Finish | Brass |
| Item Weight | 91 g |
| Item model number | ET115-002 |
| Manufacturer | AIR GAP INTERNATIONAL |
| Material | Polymer |
| Net Quantity | 1.0 Count |
| Number of Pieces | 1 |
| Package Dimensions | 10.39 x 5.41 x 5.41 cm; 91 g |
| Size | 1 Count (Pack of 1) |
| Thread Size | 0.75 inches |
| UPC | 810732031186 |

## Product Details

- **Brand:** AIR GAP INTERNATIONAL
- **Colour:** White
- **Connector Type:** Trap
- **Exterior Finish:** Brass
- **Item Weight:** 0.09 Kilograms
- **Manufacturer:** AIR GAP INTERNATIONAL
- **Material:** Polymer
- **Number of Pieces:** 1
- **Size:** 1 Count (Pack of 1)
- **Thread Size:** 0.75 inches

## Images

![Water Filter/Softener Air Gap With 3/4-inch Female Threaded Inlet for Use With 1-1/2-inch or 2 inches (with coupler) Standpipe (ET115-002, G-175, DLA-G15) - Image 1](https://m.media-amazon.com/images/I/21HeHldt85L.jpg)
![Water Filter/Softener Air Gap With 3/4-inch Female Threaded Inlet for Use With 1-1/2-inch or 2 inches (with coupler) Standpipe (ET115-002, G-175, DLA-G15) - Image 2](https://m.media-amazon.com/images/I/314WEbds7mL.jpg)
![Water Filter/Softener Air Gap With 3/4-inch Female Threaded Inlet for Use With 1-1/2-inch or 2 inches (with coupler) Standpipe (ET115-002, G-175, DLA-G15) - Image 3](https://m.media-amazon.com/images/I/41208s+g6fL.jpg)
![Water Filter/Softener Air Gap With 3/4-inch Female Threaded Inlet for Use With 1-1/2-inch or 2 inches (with coupler) Standpipe (ET115-002, G-175, DLA-G15) - Image 4](https://m.media-amazon.com/images/I/41GQrtcxtHL.jpg)
![Water Filter/Softener Air Gap With 3/4-inch Female Threaded Inlet for Use With 1-1/2-inch or 2 inches (with coupler) Standpipe (ET115-002, G-175, DLA-G15) - Image 5](https://m.media-amazon.com/images/I/41a3aQasULL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by N***R on 21 November 2025*

Needed to move my Water Softener and the local stores didn't have the right size parts - this worked like a charm

### ⭐⭐⭐⭐⭐ Review
*by T***S on 11 March 2025*

Perfect for our Aquasure Water Softener. No leaks and peace of mind during the regeneration process.

### ⭐⭐⭐⭐⭐ Review
*by C***N on 28 June 2025*

functionality

## Frequently Bought Together

- Water Filter/Softener Air Gap With 3/4-inch Female Threaded Inlet for Use With 1-1/2-inch or 2 inches (with coupler) Standpipe (ET115-002, G-175, DLA-G15)
- Water Filter/Softener Air Gap With 1/2-inch Female Thread Inlet for Use With 1-1/2-inch or 2 inches (with coupler) Standpipe (ET115-001, G-150, DLA-G15)
- Dual Air Gap for Water Softener and Reverse Osmosis with 5/8 or 1/2-inch and 3/8 or 1/4-inch inlets, 1-1/2 or 2-inch Standpipe (8500, GAP-CAP, AG130-001)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-02*