# SiteSetting

id: singleton
companyName: AL-HASAN ENGINEERING SERVICE
shortName: AHE Services
tagline: Complete HVAC Solutions for Industrial & Commercial Needs
phone: 0301-2435144
whatsapp: 923012435144
email: alhasanengineeringservice@gmail.com
address: Shop # A-12, Jama Masjid Yaqoob, Al-Marooq Ayubi, SITE Area, Karachi
workingHours: Mon - Sat: 9:00 AM - 8:00 PM
ntn: 4597057-6
footerText: Your trusted partner for industrial and commercial HVAC solutions across Pakistan.
copyright: AL-HASAN ENGINEERING SERVICE. All rights reserved.
defaultMetaTitle: AHE Services - Industrial & Commercial HVAC Solutions
defaultMetaDescription:
  AL-HASAN ENGINEERING SERVICE provides complete HVAC solutions: AC installation, water chiller repair, cold storage, air duct cleaning and AMC contracts in Karachi, Pakistan.


# Service

id: cmqjpc3c60001l76c4xy2pdad
slug: industrial-commercial-ac
title: Industrial & Commercial AC
shortDescription: Heavy-duty cooling solutions for factories, warehouses and large commercial spaces.
icon: Factory
description:
  We engineer high-capacity air conditioning systems for industrial and commercial environments. From packaged units to VRV/VRF systems, our solutions deliver reliable, energy-efficient cooling for demanding operations 24/7.

features:
  ["Packaged & Split Systems","VRV / VRF Solutions","Ducted & Cassette Units","Load Calculation & Design","Brand-Specific Expertise"]


id: cmqjpc3c70002l76c1qgwjcsg
slug: ac-installation
title: New AC Installation
shortDescription: Complete setup of new air conditioning systems with concealed piping and finishing.
icon: Wrench
description:
  Turnkey AC installation from equipment selection to final commissioning. Our certified technicians handle complete piping, concealed fitting, electrical work and testing to deliver a flawless, long-lasting installation.

features:
  ["Site Survey & Load Calculation","Concealed Piping & Fitting","Electrical Connections","Gas Charging & Testing","Brand Warranty Support"]


id: cmqjpc3c80003l76cy0cpeu0t
slug: ac-repair-maintenance
title: AC Repair & Maintenance
shortDescription: Fast, reliable repair and general servicing for all AC brands and capacities.
icon: Settings
description:
  Comprehensive repair and maintenance services for residential, commercial and industrial air conditioners. We diagnose and fix cooling issues, gas leaks, compressor faults and electrical problems — backed by genuine parts.

features:
  ["Compressor & PCB Repair","Gas Refilling & Leak Detection","Coil & Filter Cleaning","Electrical Troubleshooting","Genuine Spare Parts"]


id: cmqjpc3ca0004l76ctqlv4ja5
slug: water-chiller
title: Water Chiller Repair & Manufacturing
shortDescription: Expert repair, overhaul and custom manufacturing of water chillers.
icon: Snowflake
description:
  Specialized water chiller services including repair, overhaul, retrofit and custom manufacturing. We work with screw, scroll and centrifugal chillers for industrial process cooling and large HVAC applications.

features:
  ["Chiller Overhaul & Retrofit","Compressor Replacement","Refrigerant Conversion","Custom Chiller Manufacturing","Performance Optimization"]


id: cmqjpc3cb0005l76cw9bocv2m
slug: air-duct-cleaning
title: Air Duct Cleaning & Fitting
shortDescription: Professional duct cleaning, fabrication and installation for healthier air.
icon: Wind
description:
  Improve indoor air quality and HVAC efficiency with professional duct cleaning and fitting services. We fabricate, install and clean GI ducts for commercial kitchens, hospitals, factories and office buildings.

features:
  ["GI Duct Fabrication","Deep Duct Cleaning","Kitchen & Exhaust Ducts","Hospital & Cleanroom Ducts","Air Quality Testing"]


id: cmqjpc3cc0006l76ckqjccg3q
slug: commercial-air-dryer
title: Commercial Air Dryer Repair
shortDescription: Repair and manufacturing of refrigerated and desiccant air dryers.
icon: Droplets
description:
  Keep your compressed air system dry and efficient. We service and manufacture refrigerated and desiccant air dryers for textile, pharmaceutical and industrial applications — ensuring dew point performance.

features:
  ["Refrigerated Dryer Service","Desiccant Dryer Repair","Heat Exchanger Cleaning","Dew Point Optimization","Custom Manufacturing"]


id: cmqjpc3cd0007l76cf9wyk5a5
slug: water-cooler
title: Water Cooler Repair
shortDescription: Repair and manufacturing of commercial water coolers and dispensers.
icon: GlassWater
description:
  Expert repair and manufacturing of water coolers for offices, schools, mosques and public spaces. We fix compressors, cooling coils and tanks — and build custom units to your specifications.

features:
  ["Compressor & Coil Repair","Tank & Tap Replacement","Stainless Steel Fabrication","Custom Water Coolers","Bulk Maintenance Contracts"]


id: cmqjpc3ce0008l76c71fw9n8s
slug: cold-storage
title: Cold Storage Solutions
shortDescription: Design, installation and maintenance of cold rooms and freezer storage.
icon: Refrigerator
description:
  Complete cold storage solutions — from cold rooms and blast freezers to walk-in chillers. We design, install and maintain temperature-controlled storage for food, pharmaceuticals and agriculture.

features:
  ["Cold Room Design & Build","Blast Freezers","Insulated Panels","Temperature Control Systems","24/7 Monitoring Support"]


id: cmqjpc3cf0009l76c14iswt6h
slug: amc-contracts
title: AMC Contracts
shortDescription: Annual Maintenance Contracts for worry-free, priority HVAC care.
icon: ShieldCheck
description:
  Secure peace of mind with our Annual Maintenance Contracts. We offer scheduled servicing, priority response, discounted repairs and detailed reporting — tailored to your equipment and budget.

features:
  ["Scheduled Preventive Visits","Priority Emergency Response","Discounted Spare Parts","Detailed Service Reports","Flexible Contract Tiers"]


id: cmqjpc3cg000al76ck30ho2xf
slug: ac-sale-purchase
title: AC Sale, Purchase & Exchange
shortDescription: Buy, sell or exchange quality new and second-hand AC units.
icon: Repeat
description:
  We deal in new and good-condition second-hand air conditioners from leading brands. Buy, sell or exchange your AC with fair valuation, professional inspection and installation support.

features:
  ["New AC Sales (All Brands)","Certified Second-Hand Units","Fair Exchange Valuation","Professional Inspection","Delivery & Installation"]


# Project

id: cmqjpc3cn000hl76c7yop7y4k
slug: textile-mill-chiller-plant
title: Textile Mill Chiller Plant Upgrade
description: Replaced aging chiller plant with high-efficiency screw chillers for a major Karachi textile mill.
category: Industrial
location: SITE Area, Karachi
completionDate: 2024-03-15
client: Confidential Textile Mill
images: []
videos: []
content:
  AHE Services engineered and installed a 500 TR screw chiller plant upgrade for a leading textile mill in SITE Area, Karachi. The project included demolition of legacy equipment, installation of two new screw chillers, cooling towers, pumps and a complete BMS-controlled piping network. The upgrade reduced energy consumption by 28% and improved process cooling stability.


id: cmqjpc3co000il76cspwfv67o
slug: hospital-ot-hvac
title: Hospital Operation Theatre HVAC
description: Designed and installed medical-grade HVAC for operation theatres with HEPA filtration.
category: Healthcare
location: Karachi
completionDate: 2024-01-20
client: Private Hospital
images: []
videos: []
content:
  Complete HVAC design and installation for two operation theatres at a private hospital. The system delivers HEPA-filtered air at controlled temperature and humidity, with laminar flow distribution and pressure cascades meeting international healthcare standards.


id: cmqjpc3cp000jl76crarx5r2u
slug: shopping-mall-central-ac
title: Shopping Mall Central AC System
description: Centralized ducted AC system for a 120,000 sq.ft. retail mall.
category: Commercial
location: Hyderabad
completionDate: 2023-11-10
client: Retail Group
images: []
videos: []
content:
  Supplied and installed a centralized chilled-water air conditioning system for a multi-level shopping mall. The project included 4 rooftop packaged units, GI ducting spanning 120,000 sq.ft., 60+ fan coil units and complete BMS integration.


id: cmqjpc3cq000kl76cryv33p65
slug: cold-storage-warehouse
title: Cold Storage Warehouse
description: Turnkey cold room and blast freezer facility for a food distributor.
category: Industrial
location: Karachi
completionDate: 2023-08-05
client: Food Distributor
images: []
videos: []
content:
  Designed and constructed a 8,000 sq.ft. cold storage warehouse with two cold rooms (2°C) and a blast freezer (-25°C). The facility uses PUF insulated panels, Bitzer compressors and a centralized control system with remote monitoring.


id: cmqjpc3cr000ll76chkkrp9gr
slug: pharma-cleanroom
title: Pharmaceutical Cleanroom HVAC
description: GMP-compliant cleanroom cooling for a pharmaceutical formulation plant.
category: Healthcare
location: Karachi
completionDate: 2023-05-18
client: Pharmaceutical Company
images: []
videos: []
content:
  Engineered cleanroom HVAC for a pharmaceutical plant with ISO 8 classification. The system includes desiccant dehumidification, chilled water AHUs, HEPA filtration and precise temperature/humidity control to 21±2°C and 45±5% RH.


id: cmqjpc3cs000ml76c2812acfo
slug: office-vrv-system
title: Corporate Office VRV System
description: Daikin VRV installation for a 4-floor corporate headquarters.
category: Commercial
location: Karachi
completionDate: 2023-02-28
client: Corporate Client
images: []
videos: []
content:
  Installed a Daikin VRV IV system across 4 floors of a corporate headquarters, with 35 indoor units, individual zone control and heat recovery. The system delivers 30% energy savings over conventional setups.


# Testimonial

id: cmqjpc3cs000nl76c32xh6xjs
name: Imran Siddiqui
position: Plant Manager
company: Siddiqui Textiles
content:
  AHE Services upgraded our entire chiller plant with zero downtime to production. Their engineering team is professional, punctual and genuinely skilled. Highly recommended for industrial HVAC.


id: cmqjpc3ct000ol76csr98bbur
name: Dr. Ayesha Khan
position: Hospital Administrator
company: Al-Shifa Hospital
content:
  The operation theatre HVAC they installed meets every international standard. Temperature, humidity and air quality are perfectly controlled. Excellent after-sales support too.


id: cmqjpc3ct000pl76cna7wkm3x
name: Bilal Ahmed
position: Facilities Head
company: Mega Mall
content:
  Our mall AC runs flawlessly after AHE took over the AMC. Energy bills dropped noticeably and complaints from tenants are almost zero. True professionals.


id: cmqjpc3cu000ql76cohqz89ju
name: Farhan Malik
position: Operations Director
company: FreshFoods Distribution
content:
  They built our cold storage facility from scratch — on time and on budget. The blast freezer performs exactly as promised. A trustworthy engineering partner.


id: cmqjpc3cu000rl76cx7nzgs4t
name: Sana Rauf
position: Procurement Manager
company: PharmaLife
content:
  For cleanroom HVAC, precision matters. AHE delivered GMP-compliant cooling with flawless humidity control. Their documentation support was excellent for audits.


id: cmqjpc3cv000sl76c8l2d6k7r
name: Kamran Shah
position: CEO
company: Shah Enterprises
content:
  Bought and exchanged 12 AC units for our offices through AHE. Fair pricing, honest condition grading and clean installation. Will use them again.


# Faq

id: cmqjpc3cv000tl76cj8zdg3op
question: Which areas do you serve?
category: General
answer:
  We are based in SITE Area, Karachi and serve clients across Karachi and major cities of Pakistan. For large industrial projects, we mobilize nationwide.


id: cmqjpc3cw000ul76cgdcqitxv
question: Do you provide emergency repair services?
category: Service
answer:
  Yes. We offer 24/7 emergency HVAC repair for industrial and commercial clients under AMC. Call our emergency line 0301-2435144 anytime.


id: cmqjpc3cw000vl76clxv3r9fe
question: Which AC brands do you service?
category: Service
answer:
  We service all major brands including Panasonic, Hitachi, Mitsubishi, LG, Haier, Daikin, Carrier and more. Our technicians are brand-certified.


id: cmqjpc3cx000wl76cd4l2nkzj
question: What is included in an Annual Maintenance Contract?
category: AMC
answer:
  AMC includes scheduled preventive visits, priority emergency response, discounted spare parts, detailed service reports and a dedicated account manager. Tiers are tailored to your equipment.


id: cmqjpc3cy000xl76cey37tpev
question: Can you manufacture custom chillers or water coolers?
category: Manufacturing
answer:
  Yes. We manufacture custom water chillers, air dryers and water coolers to your specifications — including capacity, refrigerant and material requirements.


id: cmqjpc3cy000yl76casrrtqu3
question: Do you offer site surveys and quotations?
category: Sales
answer:
  Absolutely. We provide free site surveys, load calculations and detailed quotations for new installations and upgrades. Request a quote through our contact form.


id: cmqjpc3cz000zl76c7x32ems5
question: What payment terms do you offer?
category: Commercial
answer:
  Payment terms are project-specific. For large installations we offer milestone-based payments. AMC contracts can be billed monthly, quarterly or annually.


id: cmqjpc3cz0010l76c44193eu3
question: Are your technicians certified?
category: General
answer:
  All our technicians are factory-trained and certified. They follow strict safety protocols and carry proper identification and tools.


# BlogPost

id: cmqjpc3d10011l76cvhdka6hb
slug: industrial-chiller-efficiency-guide
title: 5 Ways to Improve Industrial Chiller Efficiency
excerpt: Simple, proven strategies to cut energy costs and extend the life of your industrial chiller plant.
category: Energy Efficiency
tags: ["chillers","energy efficiency","industrial"]
authorName: AHE Engineering Team
content:
  Industrial chillers can account for a significant share of a facility's energy bill. Here are five proven ways to improve their efficiency:

  ## 1. Maintain Optimal Condenser Water Temperature
  Lower condenser water temperature reduces compressor work. Ensure cooling towers are clean and operating within design parameters.

  ## 2. Implement Variable Flow Pumping
  Variable primary flow (VPF) pumping reduces pump energy and improves part-load chiller efficiency.

  ## 3. Clean Tubes and Plates Regularly
  Fouling on condenser and evaporator tubes insulates heat transfer surfaces, forcing the compressor to work harder. Schedule cleanings quarterly.

  ## 4. Use Free Cooling When Possible
  In cooler months, waterside economizers can bypass chillers entirely, using cooling tower water directly.

  ## 5. Upgrade to High-Efficiency Compressors
  Modern screw and magnetic-bearing centrifugal compressors can cut energy use by 20–30% versus older units.

  At AHE Services, we help industrial clients audit, retrofit and optimize chiller plants for maximum efficiency. Contact us to schedule a facility assessment.


id: cmqjpc3d20012l76c5l3tnm39
slug: why-annual-maintenance-contracts-matter
title: Why Annual Maintenance Contracts Matter for Commercial HVAC
category: Maintenance
tags: ["AMC","maintenance","commercial"]
authorName: AHE Engineering Team
excerpt:
  An AMC isn't just a service agreement — it's protection for your investment, uptime and indoor air quality.

content:
  Commercial HVAC systems are significant capital investments. Here's why an Annual Maintenance Contract (AMC) is essential:

  ## Predictable Costs
  AMCs convert unpredictable repair bills into a fixed, budgetable expense.

  ## Priority Response
  When your AC fails in peak summer, AMC clients jump the queue. We guarantee response times.

  ## Extended Equipment Life
  Regular preventive maintenance can extend equipment life by 30–50%, delaying costly replacements.

  ## Better Indoor Air Quality
  Cleaned coils, filters and ducts mean healthier air for occupants and fewer sick days.

  ## Energy Savings
  A well-maintained system runs efficiently — typically 10–20% lower energy consumption than a neglected one.

  ## Compliance & Documentation
  For hospitals, pharma and food industries, AMC records support regulatory audits.

  AHE Services offers flexible AMC tiers for every equipment type and budget. Get in touch for a custom proposal.


id: cmqjpc3d30013l76cfnkt7vsc
slug: air-duct-cleaning-importance
title: The Hidden Cost of Dirty Air Ducts
excerpt: Dirty ducts waste energy, spread contaminants and shorten equipment life. Here's what to look for.
category: Air Quality
tags: ["duct cleaning","air quality","maintenance"]
authorName: AHE Engineering Team
content:
  Air ducts are the lungs of your building — and when they're dirty, everyone feels it.

  ## Health Impacts
  Dust, mold, bacteria and allergens accumulate in ducts and recirculate indoors. Occupants report headaches, allergies and respiratory issues.

  ## Energy Waste
  A 0.8mm layer of dust on duct interiors can reduce airflow efficiency by up to 20%. Your fans and compressors work harder to deliver the same cooling.

  ## Equipment Strain
  Restricted airflow stresses blowers, coils and compressors, accelerating wear and failures.

  ## When to Clean
  - Visible dust or mold at supply registers
  - Unexplained increase in energy bills
  - After renovations or construction
  - Every 2–3 years for commercial buildings

  AHE Services provides professional commercial duct cleaning with inspection cameras and HEPA vacuums. Schedule an assessment today.


# TeamMember

id: cmqjpc3d40014l76co5r556xt
name: Engr. Hasan Ali
position: Founder & Chief Engineer
bio:
  20+ years in industrial HVAC engineering. Led chiller plant and cold storage projects across Pakistan.


# User

id: cmqjpc3c30000l76cl6fxt4rz
email: admin@admin.com
name: AHE Admin
role: ADMIN
password:
  ca2d62449a4ba2e864a2ba6a1207fc86:49f401dcb0bf306461dcb5b764bdc23253287b015178d837bccf83faba4a430d18e72ecc4060158fd987d632a65f377e33c7668d3680c434ed985d5f153791be


