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Expert Advice on Electrical, Mechanical, HVAC & Compliance

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Commercial Building Services Insights
Delta First Building Services Insights

Expert Advice on Electrical, Mechanical, HVAC & Compliance

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UK FMs: justify RCD testing under BS 7671 A4:2026, EICR & PPM

RCD tester connected to distribution board

UK FMs: meet BS 7671 A4:2026 RCD testing requirements. Learn what to record, justify risk based intervals, and align tests with EICR/PPM.

  • Delta First Editorial Team
  • September 8, 2026
  • Uncategorized

Five Maintenance KPIs to Make Contractor Data Audit Ready for UK FMs

Maintenance dashboard in facilities control room

A UK contractor guide to maintenance KPIs: five starter metrics, CMMS ready measurement steps, and exact questions to ask suppliers.

  • Delta First Editorial Team
  • September 7, 2026
  • Uncategorized

Facilities managers: specify power factor correction as maintenance

Engineer inspecting power factor correction cabinet

Checklist for facilities managers: size and specify power factor correction, check harmonics, protect assets, and book a site survey.

  • Delta First Editorial Team
  • September 6, 2026
  • Uncategorized

UK FMs: Decarbonise Building Heat with BMS First and Lifecycle Timing

Commercial energy centre with BMS heating controls

UK roadmap for facilities managers: baseline energy, prioritise BMS and fabric, time heat pump swaps to lifecycle and Warm Homes funding.

  • Delta First Editorial Team
  • September 5, 2026
  • Uncategorized

Avoid costly dilapidations works, UK tenants, landlords and facilities teams

Vacant commercial unit showing dilapidation damage

Practical UK guide to dilapidations works: how Section 18 and the Protocol protect tenants, the 56 day response window, and FM actions like PPM, surveys...

  • Delta First Editorial Team
  • September 4, 2026
  • Uncategorized

7 key checks: CDM 2015 client duties for UK facilities managers

Facilities manager inspecting segregated refurbishment area

Practical CDM 2015 client duties for UK facilities managers: 7 point compliance checks, when to notify HSE, and maintenance aware handover.

  • Delta First Editorial Team
  • September 3, 2026
  • 1 Comment
  • Uncategorized

When It Pays: Heat Recovery Ventilation Specs Facilities Managers Need

Heat exchanger core inside ventilation unit

Practical, specification‑focused advice for facilities managers and property owners on heat recovery ventilation: avoid installation pitfalls, set...

  • Delta First Editorial Team
  • September 2, 2026
  • Uncategorized

Act now: written scheme of examination for UK facilities managers

Pressure vessel in a commercial plantroom

UK pressure systems over 250 bar litres require a written scheme of examination. Checklist, competent person checks and HSE links.

  • Delta First Editorial Team
  • September 1, 2026
  • Facilities Management, Planned Preventative Maintenance

Three tiers of UPS maintenance checklist for UK facilities managers

Engineer inspecting UPS equipment in plant room

UK UPS maintenance checklist for facilities managers. Follow three tiers: daily visual checks, monthly battery spot checks, and six month or annual load...

  • Delta First Editorial Team
  • August 31, 2026
  • 1 Comment
  • Electrical, Facilities Management, Mechanical, Planned Preventative Maintenance

UK chiller maintenance: PPM schedule that meets F‑Gas and Legionella

Hands cleaning chiller condenser coils

Chiller maintenance checklist for UK facilities managers: daily to annual PPM that links task frequency to F‑Gas leak checks and Legionella compliance.

  • Delta First Editorial Team
  • August 30, 2026
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