ACS Gas Pro
iOS app by Eknath Kadam. Education · Eknath Kadam
- Store rating
- 0 / 5
- Store rating count
- 0
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 16
- Listing last refreshed
- 2026-09-15
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Store description excerpt
ACS Gas Pro — the complete UK gas engineer toolkit. Over 1,250 exam questions across all six core ACS modules — CCN1, CENWAT, CKR1, CPA1, HTR1 and MET1 — plus on-site calculators, a Quick Reference cheat-sheet library, and MyACS, your CP12 / renewal / CPD logbook. Every question is grouped by sub-topic, with detailed explanations and clause-level references designed to match what you'll see on assessment day. Whether you're preparing for initial ACS certification, revising before re-assessment, or working on the tools, ACS Gas Pro is built for the job. CCN1 — CORE GAS SAFETY (743 questions) The foundation module every gas operative must pass. Topics include: • Flues & Spillage • Documentation & Legal Duties • Unsafe Situations & RIDDOR • CO Safety • Ventilation • Tightness Testing • Combustion Principles • Pipework & Fittings • Gas Rates & Pressures • Meter Outlet Operating Pressure • Appliance Safety Devices • Gas Emergency Actions • Emergency Isolation Controls • Meters & Controls • Purging • Customer Communication • Relighting Appliances APPLIANCE MODULES • CENWAT (119 questions) — Central Heating Boilers & Hot Water • CKR1 (93 questions) — Cookers • CPA1 (88 questions) — Combustion Performance Analysis • HTR1 (117 questions) — Fires & Wall Heaters • MET1 (100 questions) — Domestic Meters & Controls 10 ON-SITE CALCULATORS • Gas Rate (U6 / E6 meter, dial-revolution timing) • Ventilation Required (room sizing, high/low vents) • Tightness Test (U6, IGEM/UP/1B) • Boiler Sizing (heat-loss / DHW demand) • Calorific Value Lookup (NG / LPG) • CO/CO₂ Ratio (combustion analyser check) • Flue Termination Lookup (distances by appliance type) • Pipe Sizing (copper, steel, length & load) • Unit Converter (mbar, kW, m³/h, BTU) • Unsafe Situation Classifier (ID / AR — IGEM/G/11 Edition 2) QUICK REFERENCE CHEAT SHEETS Searchable cards covering flue distances, CO/CO₂ limits, standard appliance pressures, ventilation requirements, tightness-test pass/fail criteria, the Unsafe Situations Procedure, pipe-sizing tables and a gas-engineering glossary. MyACS — YOUR LOGBOOK • CP12 / Landlord Gas Safety Record log with PDF export • ACS renewal reminders — never miss a re-assessment date • CPD log with annual target tracking • Warning Notices (Immediately Dangerous / At Risk) with PDF export • Engineer profile (Gas Safe number, business details) auto-filled into every document • Daily safety refresher card and study streak KEY FEATURES • 1,260 questions with full explanations and diagrams • References to current standards — BS 6891:2015+A1:2019, BS 5440-1:2023, BS 5440-2:2023, BS 6172:2010+A1:2017, BS 669-1:2022, IGEM/G/11 Edition 2 and IGEM/G/13 • Module-specific Mock Tests, 50 questions each • Flash Cards for quick revision • Voice-over support (en-GB) for hands-free study on-site • Progress tracking with visual charts • PDF export of study reports, CP12 records and Warning Notices • iCloud sync across your devices • Works offline once downloaded WHO IT'S FOR
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