---
product_id: 90999948
title: "Studor 20340 Mini-Vent Air Admittance Valve with ABS Adapter, 1-1/2-or 2-Inch Connection"
brand: "weld-on"
price: "¥11048"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/90999948-studor-20340-mini-vent-air-admittance-valve-with-abs-adapter
store_origin: JP
region: Japan
---

# Vermin Protection System 1-1/2 or 2-Inch Fit -40°F to 150°F Temp Range Studor 20340 Mini-Vent Air Admittance Valve with ABS Adapter, 1-1/2-or 2-Inch Connection

**Brand:** weld-on
**Price:** ¥11048
**Availability:** ✅ In Stock

## Summary

> 🚽 Elevate Your Plumbing Game with Style!

## Quick Answers

- **What is this?** Studor 20340 Mini-Vent Air Admittance Valve with ABS Adapter, 1-1/2-or 2-Inch Connection by weld-on
- **How much does it cost?** ¥11048 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/90999948-studor-20340-mini-vent-air-admittance-valve-with-abs-adapter)

## Best For

- weld-on enthusiasts

## Why This Product

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

## Key Features

- • **Odor-Free Living:** Innovative design prevents unpleasant odors from invading your space.
- • **Certified Quality:** Meets ANSI/ASSE 1050 and 1051 standards for peace of mind.
- • **Easy Installation:** Compatible with both 1-1/2 and 2-inch piping for versatile setups.
- • **Compact & Efficient:** Perfect for single or multiple fixtures, handling up to 160 DFUs effortlessly.
- • **Robust Temperature Tolerance:** Withstands extreme temperatures from -40°F to 150°F, ensuring reliability.

## Overview

The 20340 Mini-Vent Air Admittance Valve is a compact and efficient solution for maintaining optimal drainage and ventilation in your plumbing system. Designed for both single and multiple fixtures, it boasts a capacity of 160 DFUs on a branch and 24 DFUs on a stack. With a temperature tolerance of -40°F to 150°F, this ABS adapter valve ensures durability and compliance with ANSI/ASSE standards, while its exclusive vermin protection system keeps unwanted pests at bay.

## Description

Studor 20340 Mini-Vent Air Admittance Valve with ABS Adapter, 1-1/2-or 2-Inch Connection

## Features

- Compact air admittance valve with ABS adapter
- Ideal for a single fixture or group of fixtures; capacity of 160 DFUs (drain fixture units) on a branch and 24 DFUs on a stack
- Creates ventilation that prevents the loss of water seals in traps; uses gravity to automatically close seal and prevent circulation of unpleasant bathroom or drain odors
- Fits 1-1/2- and 2-inch piping; temperature rating of -40°F to 150°F (-40°C to 65.6°C); complies to ANSI/ASSE 1050 and 1051; this style air admittance valve is not recognized as a mechanical vent in the International Building Code
- Exclusive vermin protection system keeps out bugs and foreign objects

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | IPS Corporation |
| Part Number | 25053 |
| Product Dimensions | 8.89 x 8.89 x 15.24 cm; 100 g |
| Item model number | 20340 |
| Size | 1-1/2- or 2-Inch Connection |
| Style | ABS Adapter |
| Material | Acrylonitrile Butadiene Styrene (ABS) |
| Item Package Quantity | 1 |
| Measurement System | inch |
| Certification | ANSI/ASSE 1050, ANSI/ASSE 1051 |
| Included Components | 1 |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 100 g |

## Product Details

- **Material:** Acrylonitrile Butadiene Styrene (ABS)
- **Brand:** WELD-ON
- **Item dimensions L x W x H:** 8.9 x 8.9 x 15.2 centimetres
- **Exterior finish:** Abs
- **Inlet connection size:** 1.5 inches
- **Inlet connection type:** Solvent
- **Number of ports:** 2
- **Specification met:** ANSI/ASSE 1050, ANSI/ASSE 1051
- **Valve type:** check valve
- **Global Trade Identification Number:** 00764651203400

## Images

![Studor 20340 Mini-Vent Air Admittance Valve with ABS Adapter, 1-1/2-or 2-Inch Connection - Image 1](https://m.media-amazon.com/images/I/71xav1NOrJL.jpg)
![Studor 20340 Mini-Vent Air Admittance Valve with ABS Adapter, 1-1/2-or 2-Inch Connection - Image 2](https://m.media-amazon.com/images/I/81Lei6Mp0YL.jpg)
![Studor 20340 Mini-Vent Air Admittance Valve with ABS Adapter, 1-1/2-or 2-Inch Connection - Image 3](https://m.media-amazon.com/images/I/71ro+s9nNoL.jpg)
![Studor 20340 Mini-Vent Air Admittance Valve with ABS Adapter, 1-1/2-or 2-Inch Connection - Image 4](https://m.media-amazon.com/images/I/810iNOlaRPL.jpg)

## Questions & Answers

**Q: Why is this product listed under electronics > computers&accessories > networkingproducts > networkadapters > powerlinenetworkadapters**
A: If you plug this into your pc, it will free up hard drive admittance and the network will all speed up..  but the adaptor hasent been invented yet, guess the manufacturers have high hopes..

**Q: will the threads screw into a 1 1/2 threaded fitting?**
A: Yes, this screws directly into a 1 1/2" pipe threading. It also comes with an adapter for a 2" pipe.

**Q: what is life span for mini vent**
A: We just replaced two, both had replaced vents that were about 8 years old.

**Q: Are these suitable for exterior vent pipes?**
A: My understanding is they are only for use inside. They eliminate the need to connect new fixtures to the main stack.

## Frequently Bought Together

- Studor 20340 Mini-Vent Air Admittance Valve with ABS Adapter, 1-1/2- or 2-Inch Connection
- Studor 20380 Recessed Air Admittance Valve Box and Grill
- Studor 20346 Redi-Vent Air Admittance Valve with PVC Adapter, White, 1-1/2- or 2-Inch Connection

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.jp/products/90999948-studor-20340-mini-vent-air-admittance-valve-with-abs-adapter](https://www.desertcart.jp/products/90999948-studor-20340-mini-vent-air-admittance-valve-with-abs-adapter)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-23*