# ACS Gas Safety Exam CCN1

> CCN1 Mock Exams Tests Revision

Canonical page: [https://chrome-stats.com/d/id6447238915](https://chrome-stats.com/d/id6447238915)

## Overview

- **ID:** `id6447238915`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** iStudy Applications
- **Category:** Education
- **Version:** 1.6
- **Last updated:** 2025-06-12
- **First published:** 2023-04-05
- **Size:** 35 MB
- **Data as of:** 2026-09-04
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/acs-gas-safety-exam-ccn1/id6447238915)
- **Privacy policy:** [https://nebularapps.wixsite.com/website/privacy-policy](https://nebularapps.wixsite.com/website/privacy-policy)

## Description

ACS Core Domestics Gas Safety CCN1 Mock Exam Preparation App will help beginners and re-assessment Gas installers that need to keep their ACS qualifications up to date with the latest exam questions to test and practice.

-The App contains hundreds of multiple choice questions similar to what you will find in the real world ACS exams.

-Practice as many times as required with no internet connection required after initial install.

-Works on both iPhone and iPad, install on both devices at no extra cost.

**ACS certificate is required to join the ‘Gas Safe Register’

The Core Domestic Gas Safety (CCN1) app includes CPA1 (Combustion Performance Analysis)

The Exam content covers

-Gas safety, legislation and standards
-Gas Rates
-Tightness testing and purging
-Installation of pipework and fittings (pipework within meter -installation and outlet pipework)
-Gas emergency 
-Gas Characteristics
-Products and characteristics of combustion
-Ventilation 
-Fluing Standards
-Gas Controls
-CPA1
-Re-establish existing gas supply and re-light appliances
-Gas control Rig questions

This product is not affiliated with nor endorsed by the ACS, all tests names are the right of the holder..

## Rankings

- #1,068,307 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6447238915)