Technical Factsheets: 400 Series
Explore our 400 Series Factsheets — covering AC, BEMS, AHUs, PSSR, and Legionella. Practical guidance for safe, compliant building maintenance.
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400 Series Factsheets: Air Conditioning, SFG20, AHUs, PSSR & Legionella Guidance

400 Series Factsheets: Air Conditioning, BEMS, AHUs, PSSR & Legionella Guidance

Air Conditioning Maintenance & F-Gas Compliance Keep systems efficient and lawful with the right servicing intervals, leak checks, record-keeping, and competent handling of refrigerants under F-gas requirements.
Building & Energy Management Systems (BEMS) Align BEMS routines with SFG20 (or particular specifications) to schedule tasks, verify performance, and document compliance—supporting predictive maintenance and energy optimisation.
Air Handling Units: Planned Maintenance & Ventilation (AHUs) Protect indoor air quality and efficiency with planned inspections of filters, coils, fans, dampers and controls—covering both extraction and inflow systems.
Pressure Systems Safety Regulations (PSSR) Guidance Understand duties, the Written Scheme of Examination, competent persons and periodicity—practical steps to remain compliant with the regulations and ACoP.
Legionella Control in Water Systems Manage risk through assessment, temperature control, flushing, monitoring and record-keeping—supporting legal compliance and safeguarding occupant health.

400 Series. Explore our resources by clicking the blue Info-links to learn more.