Author name: Admin

MEPVAULT Editorial Team

Hotels & Hospitality, Plumbing & Drainage

Hot Water Plant Audit Case Study: When Hunter Method Under-Sizes a 250-Key Goa Hotel

ASPE Hunter is the textbook plumbing-design method. For Indian luxury hospitality, it under-sizes peak-hour storage + recovery by ~3×. We documented this systematically in [Research Paper 023](/resear

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

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

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

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

Standards

NBC 2016 vs NFPA: A Decision Matrix for Indian MEP Projects

Indian commercial design references both **NBC 2016** (the regulatory standard for building) and **NFPA standards** (the technical references behind most fire + life-safety design). Most NBC clauses d

Standards

Earthing System Design: IS 3043 and IEC 60364-5-54 for Indian Projects

Earthing carries fault current to ground in milliseconds and protects life + equipment. **IS 3043:2018** is the Indian standard; **IEC 60364-5-54** the international reference; **IEEE 80** governs sub

ELECTRICAL

Cable Tray Fill: IEC 61537 + NEC 392 Sizing for Indian Projects

Cable tray sizing in Indian commercial design follows two parallel standards: **IEC 61537** (Indian + global metric standard for tray system) and **NEC 392 / NFPA 70** (US standard, often referenced i

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

Standards

Kitchen Exhaust + Ansul System Design: NFPA 96 and UL 300 Compliance

Commercial kitchens carry the highest active fire risk in any hospitality property. NFPA 96 specifies the engineering controls; UL 300 certifies the wet-chemical suppression that has been the global s

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