HVAC

HVAC

Year-1 MEP Audit Checklist for Indian Commercial: What to Measure and When
The first 12 months of operating a new Indian commercial building reveal more about MEP design quality than the entire design + construction process combined. This audit checklist — structured month-b Read more →

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The first 12 months of operating a new Indian commercial building reveal more about MEP design quality than the entire design + construction process combined. This audit checklist — structured month-b

HVAC

Post-Occupancy Energy Benchmark: What 12 Indian Commercial Buildings Reveal About Design-vs-Operation Gap
Energy modelling at design tells one story; metered operation tells another. The gap — almost always negative, building uses more energy than modelled — is the single biggest credibility problem facin Read more →

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Energy modelling at design tells one story; metered operation tells another. The gap — almost always negative, building uses more energy than modelled — is the single biggest credibility problem facin

HVAC

MEP Commissioning Gotchas: 15 Site-Tested Failures That Surface Only at Handover
A building that passes drawing-review + factory-acceptance test can still fail at commissioning. The most expensive MEP failures are the ones that emerge only when systems are loaded under real operat Read more →

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A building that passes drawing-review + factory-acceptance test can still fail at commissioning. The most expensive MEP failures are the ones that emerge only when systems are loaded under real operat

Hotels & Hospitality, HVAC

DOAS + Chilled Beam Retrofit Case Study: Mixed-Air to Decoupled Latent at Chennai Luxury Hotel
The mixed-air AHU is the default Indian commercial HVAC architecture. In Chennai's warm-humid climate, it is also the worst-fit architecture for guestroom comfort, IAQ, and energy efficiency. This cas Read more →

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The mixed-air AHU is the default Indian commercial HVAC architecture. In Chennai’s warm-humid climate, it is also the worst-fit architecture for guestroom comfort, IAQ, and energy efficiency. This cas

HVAC

VRF Retrofit Case Study: Replacing 30-Year Ductable Splits at Delhi Corporate HQ
A 1995-built corporate headquarters in central Delhi ran ductable splits on every floor for three decades. By 2024 the indoor units were unobtainable for spare parts, refrigerant R-22 had crossed BEE Read more →

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A 1995-built corporate headquarters in central Delhi ran ductable splits on every floor for three decades. By 2024 the indoor units were unobtainable for spare parts, refrigerant R-22 had crossed BEE

HVAC

Envelope Retrofit Case Study: Glazing + Shading Upgrade at 35,000 m² Bengaluru IT Campus
Indian commercial envelope retrofits are dominated by HVAC replacement because envelope work is disruptive. But envelope is where the *building load* is — and a façade retrofit on a glass-heavy IT cam Read more →

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Indian commercial envelope retrofits are dominated by HVAC replacement because envelope work is disruptive. But envelope is where the *building load* is — and a façade retrofit on a glass-heavy IT cam

HVAC

Chiller Plant Retrofit Case Study: Constant-Primary to Variable-Primary Flow at 800 TR Pune Office Campus
A constant-primary / variable-secondary (CP/VS) chilled-water plant was the Indian commercial default for two decades. ECBC 2017 + ASHRAE 90.1 now reward variable-primary flow (VPF) heavily — and the Read more →

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A constant-primary / variable-secondary (CP/VS) chilled-water plant was the Indian commercial default for two decades. ECBC 2017 + ASHRAE 90.1 now reward variable-primary flow (VPF) heavily — and the

HVAC

Retrofit Case Study: 4-Row AHU to 6-Row + DOAS at Mumbai BPO Floor — 12-Month Measured Outcome
This is the kind of project that does not show up in mepwork.com's catalogue: a real BPO floor in Mumbai with documented humidity creep complaints, a measured psychrometric mismatch, a brownfield retr Read more →

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This is the kind of project that does not show up in mepwork.com’s catalogue: a real BPO floor in Mumbai with documented humidity creep complaints, a measured psychrometric mismatch, a brownfield retr

HVAC

Clean Agent Suppression: FM-200 vs Novec 1230 vs CO2 Sizing
Clean-agent gas suppression protects spaces where water sprinkler is unsuitable: data centres, telecom rooms, archive/library, museum collections, switchgear rooms, paint stores, flammable liquid stor Read more →

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Clean-agent gas suppression protects spaces where water sprinkler is unsuitable: data centres, telecom rooms, archive/library, museum collections, switchgear rooms, paint stores, flammable liquid stor

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