# Détendeur butane pour valve 20mm - 637.5002 - Quick On - FAVEX

**Brand:** FAVEX
**Category:** Bricolage & jardin
**Code (GTIN/SKU):** 3451577569884
**Canonical URL:** https://openreviews.io/en/reviews/favex/detendeur-butane-pour-valve-20mm-637-5002-quick-on-favex-3451577569884

## Rating: 4.2/5 ★★★★☆ — 72 reviews analyzed
_Confidence: high_

## At a glance

Détendeur butane pour valve 20mm - 637.5002 - Quick On - FAVEX reviews: 4.2/5 based on 72 analyzed reviews from 3 sites, updated November 2, 2026.

Praised: easy connection. Criticized: risk of leaks and initial reliability.

72 reviews analyzed, all published on other sites.
Other sites: 3 sources, 72 reviews, average rating 4.2/5.
How we count reviews: https://openreviews.io/en/methodology

## AI summary

This Quick On butane regulator is designed to fit 20 mm valves for easy connection to your gas bottles. While some users appreciate its simple installation and compatibility, the overall experience is highly contrasted by critical failures reported upon first use. Indeed, several reviews report defective equipment from the very first use, with concerning reports of gas leaks that call into question the reliability and safety of this model.

## Strengths

- **Easy connection** — The Quick On system allows for quick and effortless connection to compatible bottle valves.

## Weaknesses

- **Risk of leaks** — Some users have experienced dangerous gas leaks during installation or use.
- **Initial reliability** — Several units turned out to be completely defective from their very first use.

## Frequently asked questions

- Is the regulator easy to clip on?
- Are there any reported risks of gas leaks?
- Is it compatible with all 20mm bottles?
- Is the product reliable from the first use?

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_Source: OpenReviews — https://openreviews.io/en/reviews/favex/detendeur-butane-pour-valve-20mm-637-5002-quick-on-favex-3451577569884_