MEPVault — India’s MEP Engineering Platform
India’s MEP Engineering Platform

THE VAULT
FOR MEP
ENGINEERS

Technical guides, online calculators, code references and tools — built for Indian HVAC, Electrical, Plumbing & Fire engineers. NBC 2016 · ASHRAE · IS Codes · NFPA.

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AHU-01 FCU MDB HVAC SYSTEM SCHEMATIC ELECTRICAL DISTRIBUTION PLUMBING LAYOUT FIRE SUPPRESSION
100+
Technical Articles
12
Free Calculators
50+
MEP Templates
500K+
Engineers in India
Core Disciplines

Everything MEP, In One Vault

01
HVAC & Mechanical
Cooling load calculations, AHU/FCU sizing, VRF systems, duct design and NBC 2016 compliance for Indian climate zones.
CLTD Method ASHRAE VRF Design Psychrometrics NBC 2016
02
Electrical
SLD preparation, cable sizing as per IS 1554, load scheduling, earthing design, power factor correction.
IS 732 Cable Sizing SLD Load Schedule Earthing
03
Plumbing & PHE
Domestic water supply, drainage design, pipe sizing per IS 1172, hot water systems and STP/WTP basics.
IS 1172 Pipe Sizing STP Design Rain Water Water Supply
04
Fire Fighting
Sprinkler hydraulic design, hydrant systems, NBC 2016 Part 4 compliance, pump selection and NFPA 13 reference.
NBC 2016 Pt.4 NFPA 13 Sprinklers Hydrant Pump Sizing
Online Calculators

Free Engineering Tools

Free Tool
HVAC Cooling Load Calculator
Multi-room CLTD/CLF method with automatic correction factors. NBC 2016 compliant. Export PDF report.
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Free Tool
Pipe Sizing Calculator
Water supply pipe sizing as per IS 1172. Velocity check, head loss calculation for domestic systems.
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Free Tool
Cable Sizing Tool
Electrical cable sizing per IS 1554 with voltage drop check, derating factors and circuit breaker selection.
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Free Tool
Lux Level Calculator
Room lighting design with lux calculations per IS 3646. Fixture count estimator for various space types.
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Free Tool
Duct Sizing Calculator
Equal friction method duct sizing with velocity check. ASHRAE compliant, generates duct schedule.
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Pro Tool
Sprinkler Hydraulic Calc
NFPA 13 based hydraulic calculation for sprinkler systems. Pressure and flow analysis with pump sizing.
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Technical Library

Latest Articles & Guides

HVAC & Mechanical
HVAC Cooling Load Calculation for Hospitals — NBC 2016 Complete Guide
Step-by-step CLTD method for hospital HVAC design in India. Includes worked example for a 200-bed facility, correction factors, and equipment selection guidance.
15 min read NBC 2016 · ASHRAE · CLTD
Electrical
Cable Sizing as per IS 1554 — Worked Example
Practical guide with derating factors and voltage drop calculations for Indian projects.
8 min readIS 1554
Fire Fighting
NBC 2016 Part 4 — Sprinkler Design Requirements Simplified
All key clauses explained for MEP consultants and site engineers.
10 min readNBC 2016
HVAC & Mechanical
VRF System Design for Indian Hotels — Selection Guide
Capacity calculation, indoor unit selection, piping layout and controls for hotel VRF projects.
12 min readVRF · ISHRAE
Plumbing & PHE
Pipe Sizing for Multi-Storey Buildings — IS 1172 Method
Hunter’s unit method explained with complete calculation example for a 10-floor residential building.
9 min readIS 1172
Reference Library

MEP Standards & Code Index

Quick access to official Indian and international standards referenced in MEP design. Links to official sources only.

NBC 2016 Part 4 NBC 2016 Part 8 IS 1172 IS 732 IS 1554 IS 3646 ASHRAE 62.1 ASHRAE 90.1 ASHRAE 55 NFPA 13 NFPA 14 ECBC 2017 IGBC Green GRIHA BEE Guidelines ISHRAE Handbook CPWD Specs IS 13039
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