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eresource Nfra · HVAC Contractor ERP

ERP Software for HVAC

Complete HVAC ERP System for Installation, AMC, Service & Project Management

12 HVAC System Types Chiller · AHU · FCU · VRF Ductwork by kg & sq.m DEWA · DCD NOC Milestones AMC Recurring Contracts GST 28 · 18 · VAT · WPS
  • 20+ Years HVAC ERP
  • 400+ HVAC Contractors Live
  • 12 HVAC System Types
  • India · UAE · 25+ Countries
  • 30-Day Free Trial

Trusted by Leading Companies

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Trusted by Industry Leaders

ECS Retail Al Laith United Grease & Lubricants Avon Industries PLC BWRO Panaserv Panaserv Group Kewalram Adipro Afcott Fairfield Greenpref Shreeji Parksons Onix Saizar Al Mutawa Metec Yutika BWRL Osswal Nigerchin Kegax Lumax Mar & Mor Tata Steel
One Screen · Every Live Project

Your whole HVAC project,
on one screen.

System-wise progress, NOC milestone billing, duct and refrigerant BOQ balance, AMC site schedules and compliance status — for every project, every system, every client, live.

❄️
System-wise progressDuctwork in kg and sq.m, chillers, AHUs, FCUs and VRF by unit, refrigerant by gas type and kg charge
📋
NOC approvals as billing triggersDEWA and DCD Fire NOC linked to their invoices, with commissioning test reports held as supporting evidence
🤖
AzaaleaGPT watchingNOC submission deadlines, BMS testing-authority lead times and AMC visits due — surfaced before they cost you
HVAC DashboardAl-Waha Tower — Dubai
Live
$3.2M
Contract
$2.1M
Billed
5 Days
To DEWA NOC
12
AMC Sites

HVAC System Progress

Ductwork Installation 88%
Chiller Plant & AHUs 75%
FCU Install — Floors 1–28 60%
BMS Integration & Testing 20%
Duct vs BOQ
+1.2 MT
Within tolerance
DEWA NOC
$410K
⚡ Milestone due in 5 days
🤖

AzaaleaGPT — DEWA NOC submission due in 5 days, with a $410K billing milestone linked. BMS commissioning is at 20% — book the testing authority 3 weeks ahead. 3 AMC sites are due for quarterly filter service this week.

GST 28 · 18 ✓ TDS 194C ✓ DEWA NOC ✓ DCD Fire NOC ✓ WPS ✓ Fatoora ✓
Why eresource Nfra for HVAC

Not adapted.
Built from scratch for HVAC contractors.

Generic ERPs measure ductwork in metres — not in kilograms or square metres the way HVAC estimators and QS teams do. They track refrigerants as a material, not by gas type (R410A, R32, R134a) and kg charge per unit. They have no concept of a DEWA NOC milestone triggering a billing invoice, or an AMC contract generating a recurring monthly invoice per site. eresource Nfra was designed over 20+ years by people who have worked with HVAC contractors — and these are not customisations. They are standard features.

"HVAC is the most technically complex of all MEP disciplines — chillers, AHUs, FCUs, VRF, ductwork, BMS, refrigerants, district cooling interfaces. An ERP that doesn't understand these systems cannot manage their procurement, installation or commissioning. eresource Nfra understands all of them."

Why does 20+ years of HVAC ERP experience across 25 countries matter?

A DEWA (Dubai Electricity and Water Authority) NOC approval for a central HVAC system in a 40-storey tower is not a project milestone you simply tick off. It is a regulatory approval that triggers a $400K billing invoice, requires commissioning test reports as supporting documents, and determines whether your retention can be released. An AMC quarterly filter cleaning visit across 12 commercial sites is not a sales order — it is a recurring PM schedule, a technician dispatch record, a parts consumption log and a monthly invoice. These are HVAC realities. eresource Nfra handles them because we have built HVAC workflows for 20+ years, not because we added an HVAC template to a generic ERP.

India — GST 28% Equipment · 18% Installation · TDS 194C · BOCW UAE — DEWA NOC · DCD Fire NOC · VAT 5% · WPS · Fatoora
Book a Free Demo

India HVAC compliance — pre-built

GST 28% Equipment GST 18% Installation TDS 194C PF / ESI GSTR-1 / 3B ITC Recovery BOCW Cess

UAE HVAC compliance — pre-built

DEWA NOC Milestone DCD Fire NOC ADDC NOC WPS SIF EOSB Gratuity FTA Fatoora UAE VAT 5% Daman Health

❄️ 12 HVAC System Types Supported

01 Chiller Plant 02 AHU 03 FCU 04 VRF / VRV 05 Cooling Tower 06 Ducting 07 BMS 08 Clean Room 09 Cold Storage 10 District Cooling 11 Fire Suppression 12 Pressurisation
Every HVAC Contractor Type

If you cool it, heat it, ventilate it or maintain it,
eresource Nfra is built for you.

Not a generic project ERP with HVAC labels. A dedicated HVAC contractor platform — ductwork in kg and sq.m, refrigerant by gas type and kg charge, DEWA and DCD NOC milestones as billing triggers, and AMC recurring contracts built in.

🏢 Central HVAC Contractors Chiller plant · AHU · Cooling towers · Primary / secondary pumping · Large commercial Popular
❄️ VRF / VRV System Contractors Daikin · Mitsubishi · Hitachi · Samsung · Multi-split systems · Indoor / outdoor units Popular
🔧 HVAC AMC Companies Annual maintenance contracts · Quarterly PM · 24/7 breakdown response · Multi-site Popular
🌬️ Ductwork & Ventilation GI duct fabrication · Flexible duct · Insulation · Kitchen exhaust · Car park ventilation
🔬 Clean Room HVAC Pharmaceutical · Lab · Hospital ICCU · ISO class clean rooms · Positive / negative pressure
🧊 Cold Storage & Refrigeration Cold rooms · Walk-in freezers · Blast chillers · Industrial refrigeration · F&B sector
🌡️ District Cooling Contractors EMICOOL · Empower · Tabreed connection · Energy transfer station · UAE district cooling
🔥 Fire Suppression Contractors FM200 · CO2 · Sprinkler · Suppression agents by kg · DCD NOC · Commissioning certificates
💻 BMS / IBMS Contractors Building Management Systems · IBMS · SCADA · DDC controllers · Integration with MEP
💨 Pressurisation & Smoke Control Staircase pressurisation · Smoke extract fans · Car park extract · Mechanical ventilation
Combined MEP Contractors HVAC + electrical + plumbing + fire fighting · Multi-discipline BOQ · Full MEP scope
🏭 Industrial Process HVAC Data centres · Manufacturing process cooling · Spray booths · Temperature-controlled warehouses

Don't see your HVAC type? We very likely serve it.

Talk to ERP Specialist
Core eresource Nfra Modules

Every module a project-based contractor needs —
from bid to final account.

The core eresource Nfra module set, common to every construction and contracting business we serve — tendering, BOQ estimation, project scheduling, budget control, site stores, subcontractors, labour billing and live project monitoring, all in one connected platform.

01 📋
Module 01

Tendering & Bid Management

Track tenders, manage documentation, and submit bids faster with structured workflows.

  • Register and track new tender opportunities
  • Upload drawings, specifications, and tender documents
  • Internal approval workflows for bidding
  • Vendor quote comparison
  • Track bid status and outcomes
02 📐
Module 02

Estimation & BOQ

Control project costs from the bidding stage itself.

  • Create multi-level BOQs
  • Define material, labour, and service items
  • Auto-generate BOQ from estimation
  • Rate analysis and margin visibility
  • Version control with approval workflows
03 📅
Module 03

Project Planning & Scheduling

Plan every phase of the project with precision.

  • Gantt chart and timeline views
  • Task, dependency, and milestone definition
  • Resource and subcontractor linkage
  • Delay tracking and rescheduling
  • Earned Value Management (EVM)
04 💰
Module 04

Budgeting & Variance Control

Stay within budget and avoid cost overruns.

  • Project budget vs actual tracking
  • Material, labour, and subcontractor budgeting
  • Real-time variance reports
  • Alerts for budget overruns
  • Approval workflows for changes

Plus 5 more Nfra modules — part of 70+ across the eresource ecosystem:

📝 Material Indent & Approval 🏬 Site Store Management 🤝 Subcontractor Management 👷 Labour & Contractor Billing 📊 Project Monitoring Dashboard
Explore All Modules
Mobile App for HVAC Site & AMC Teams

Your entire HVAC operation.
From site to AMC to office — connected.

HVAC work happens on site and in plant rooms, not in an office. Site engineers tracking duct installation on floor 18, AMC technicians responding to breakdown calls at 2am, commissioning engineers logging BMS test results on location. eresource Nfra Mobile keeps everyone connected in real time.

  • 🏗️
    Site HVAC engineerLogs daily duct installation in sq.m and kg · Records FCU and AHU installations · Raises material requisitions · Logs refrigerant charge records
  • 🧪
    Commissioning engineerRecords TAB air balance readings · Uploads duct pressure test certificates · Logs BMS functional test results · Captures chiller performance data
  • 🔧
    AMC technicianReceives PM visit dispatch on mobile · Logs parts consumed · Records visit report with readings · Captures client digital sign-off and breakdown SLA time
  • 📊
    Project manager / MDLive project P&L by system · DEWA NOC countdown · AzaaleaGPT alerts for equipment delays and AMC SLA breaches
Book Demo
Al-Waha Tower · TodaySite + AMC feed

🌬️ Duct Progress 08:30

Floor 22: 142 sq.m GI duct installed · Cumulative: 3,840/4,200 sq.m · Zone D complete

🧪 Commissioning 10:15

Chiller performance test complete · Actual COP 5.8 vs design 5.6 · Report uploaded · Consultant signature obtained

🔧 AMC Breakdown 11:42

Media City Office · FCU Floor 8 Zone B fault · Technician Rajan dispatched · ETA 45 min · SLA: 4 hours response

❄️ Refrigerant Log 14:00

VRF unit VRF-B-42 · R410A charged: 4.2 kg · Technician: Ahmed K. · Serial: MXZ-8C160VA · Block B Floor 18

142sq.m Duct
1Commission Done
3AMC Visits
Proven on Real HVAC Projects

Case Studies

Measurable results from HVAC contractors running eresource Nfra on live projects.

HVAC · Submittal Control

ThermaCore

40% faster submittal approvals through digital workflow management and automated tracking systems.

40% Faster Approvals

HVAC · Commissioning & QA

AirGrid Solutions

30% faster punch closure achieved through integrated quality management and commissioning workflows.

30% Faster Closure

Trusted by Leading HVAC
and Mechanical Contractors

HVAC and mechanical contractors across India, the Gulf and Africa rely on eresource Nfra ERP to manage central chiller plant projects, VRF and ductwork installations, clean room and cold storage systems, and multi-site AMC portfolios.

The platform continuously evolves with industry best practices, making it a preferred ERP software for HVAC contractors looking for scalability and long-term operational efficiency.

Explore Nfra ERP
Watch · HVAC Contractor ERP

See eresource Nfra in action

Short explainers on running HVAC operations at scale, AI-assisted project control and where contracting businesses lose operational efficiency.

How ERP Changes the Way HVAC Companies Operate at Scale

AI ERP for Construction: Faster Projects, Better Control

Here is why Process Excellence is so crucial to Construction companies?

Is Your Construction Business Ready for Operational EXCELLENCE?

FAQ

ERP for HVAC contractors — your questions answered.

Everything HVAC and mechanical contractors ask us before choosing eresource Nfra — ductwork BOQ units, equipment tracking, NOC milestone billing, AMC contracts and compliance.

Still have questions? Talk to an HVAC ERP specialist
01 What is ERP software for HVAC contractors?

ERP for HVAC contractors manages the complete HVAC project lifecycle — ductwork BOQ by kg and sq.m, chiller, AHU, FCU and VRF equipment procurement and tracking by unit, DEWA, DCD and ADDC NOC milestone billing (UAE), commissioning and testing management, AMC recurring contract billing, and full compliance. eresource Nfra is India and UAE's leading HVAC contractor ERP with all of these features pre-configured from day one — not customisations added to a generic ERP.

02 How does HVAC ERP track ductwork BOQ?

eresource Nfra tracks HVAC ductwork in the correct units — GI duct by kg and sq.m, stainless steel duct by kg, flexible duct by linear metre, insulation by sq.m and running metre, and duct accessories such as diffusers, grilles and dampers by number. BOQ is imported from Excel or the consultant schedule. Site installation progress is logged via mobile by floor and zone, and AzaaleaGPT alerts when duct consumption deviates from BOQ norms.

03 How does HVAC ERP handle chiller, AHU, FCU and VRF equipment?

eresource Nfra tracks every HVAC equipment item by unit — chillers by number and tonnage (TR), AHUs by number and airflow (CFM/CMH), FCUs by number and capacity, VRF outdoor units by HP, cooling towers by number and tonnage. Equipment submittal management, factory acceptance test records, delivery milestone tracking with AzaaleaGPT delay alerts 21 days ahead, installation log with serial numbers, commissioning certificate and warranty register — all linked to the BOQ item and billing milestone.

04 How does HVAC ERP handle DEWA NOC milestone billing in UAE?

eresource Nfra tracks DEWA (Dubai Electricity and Water Authority) NOC, DCD (Dubai Civil Defence) fire suppression NOC and ADDC (Abu Dhabi Distribution Company) NOC as billing milestones. When each NOC receipt is recorded in the system, the linked billing invoice is auto-generated with FTA Fatoora and UAE VAT 5%. AzaaleaGPT tracks all commissioning evidence required for NOC submission — duct pressure test, chiller performance test, BMS functional test — and alerts when any gap threatens the NOC timeline.

05 Does HVAC ERP manage AMC (Annual Maintenance Contracts)?

Yes. eresource Nfra has a dedicated HVAC AMC module — AMC contract register with equipment coverage schedule, PM visit scheduling (quarterly filter cleaning, semi-annual coil cleaning, annual refrigerant check), technician dispatch via mobile, breakdown call management with SLA tracking, parts consumption against AMC scope, automatic monthly or quarterly recurring billing with GST IRN (India) or FTA Fatoora (UAE) auto-generated, and an AMC renewal alert with an auto-drafted renewal proposal 60 days before expiry.

❄️ HVAC Contractor ERP · 20+ Years · 25+ Countries

Ready to Transform Your
HVAC Projects?

Ductwork BOQ in kg and sq.m. Chiller, AHU and VRF equipment tracking. DEWA NOC milestone billing. AMC recurring contracts and commissioning management. GST 28 and 18 percent (India) or WPS, EOSB and UAE VAT (UAE). See what 20 years of HVAC ERP expertise looks like in action — book a demo and discover how eresource Nfra helps your company deliver smarter, faster and more profitably. Free 30-day trial.

Book a Demo →

eresource Nfra is India and UAE's most complete ERP software for HVAC contractors — purpose-built over 20+ years for central HVAC companies (chiller plant, AHU and ducted systems), VRF and VRV system contractors, ductwork and ventilation specialists, clean room and cold storage contractors, district cooling contractors, fire suppression and BMS contractors, and multi-site HVAC AMC companies. Ductwork BOQ in kg and sq.m, chiller, AHU, FCU and VRF equipment tracked by unit with TR, CFM and HP ratings, refrigerant logged by gas type and kg charge, DEWA, DCD and ADDC NOC milestone billing, commissioning and TAB record management, AMC recurring contracts with PM scheduling and SLA tracking, and India (GST 28% equipment · 18% services · TDS 194C · BOCW cess) and UAE (WPS · EOSB · FTA Fatoora · VAT 5%) compliance. 25+ countries. 400+ HVAC contractors live. Book a free demo with our HVAC ERP specialist team today.

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