Complete Turnkey HVAC & Cleanroom Engineering

Air Solution Engineering

All Kinds of HVAC Solution

Turnkey Clean Room, VRF & HVAC engineering contractor specializing in design, construction, commissioning, and ISO 14644 validation for Bangladesh's leading pharmaceutical and industrial facilities.

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120+

Manpower Strength

Turnkey

Cleanroom & VRF

100%

ISO & GMP Validation

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PRODUCT LINEUP · 01 / 08

01 // CENTRAL CLIMATE CONTROL

Air Handling Unit

Hygienic Precision Air Handling with Multi-Stage HEPA Filtration

Engineered for critical environments requiring exact temperature, humidity, and sterile contamination control. Features 50mm PUF thermal break casing, plug fans, and H14 filtration.

Airflow Range

65,000CFM

Filtration

H14HEPA

Pressure

2,500Pa

Insulation

50mm PUF

Aerofoil Dampers:Low-leakage Class 3 airtight louvers

Hydrophilic Coils:High-efficiency thermal transfer copper fins

EC/DIDW Plug Fan:VFD inverter drive with vibration damping

ISO 14644cGMPSMACNAEurovent

02 // HEAVY REFRIGERATION

Industrial Chiller

High-Efficiency Screw & Scroll Compressors for Continuous Duty

Continuous-duty process cooling engineered for extreme industrial demands. High seasonal IPLV up to 6.4 with stepless slide valve capacity modulation and microchannel coils.

Capacity

1,200TR Max

Efficiency

6.4IPLV

Circuits

DualIndep.

Refrigerant

R134aEco

Screw Compressor:Stepless modulation (25%-100%) matching load

Microchannel Coils:All-aluminum corrosion resistant condenser

BMS Automation:Modbus/BACnet real-time digital monitoring

AHRI 550/590CE CertifiedASHRAE 90.1

03 // HEAT REJECTION SYSTEMS

Cooling Tower

Heavy-Duty FRP Counterflow & Crossflow Towers for Tropical Climates

Heavy-duty FRP construction engineered for tropical climates and chemical resistance. Features thermoformed PVC honeycomb fill packs with low-noise aerofoil fan impellers.

Water Flow

5,000GPM/Cell

Design Wet Bulb

28°CRated

Drift Loss

< 0.005%

Casing

FRPUV Proof

Honeycomb Fill:High heat exchange area with drift eliminators

Alloy Axial Fan:Variable pitch quiet aerodynamic blades

Sloped Basin:Sediment-free self-draining collection basin

CTI Standard 201ISO 9001Green Building

04 // MODULAR ZONE CLIMATE

FCU & VRF Systems

Variable Refrigerant Flow & Ultra-Quiet Ceiling Cassette Units

Ultra-quiet commercial zonal temperature control with 360° circular airflow distribution, brushless DC inverter motors, and centralized touchscreen building management.

VRF Capacity

64HP Mod.

Acoustics

24dB(A)

Pipe Reach

1,000Meters

Airflow

2,200CFM

360° Circular Flow:Draft-free uniform temperature diffusion

DC Inverter Motor:Up to 45% annual electrical power savings

Smart Scheduling:Individual room control with central gateway

AHRI CertifiedRoHSISO 14001

Cleanroom HEPA and Pocket Air Filtration suite

05 // CONTAMINATION CONTROL

Air Filtration & HEPA

Certified ISO & cGMP Cleanroom Filters from G3 Coarse to H14 HEPA

Certified particulate filtration suites tested to EN 1822 / ISO 29463. Individually DOP/PAO smoke scan tested with fluid gel seal channels for zero bypass in critical pharma zones.

Efficiency

99.995% @ 0.3μm

Grade

H14EN 1822

Initial DP

110Pa

Seal Type

Fluid GelZero Leak

H14 Minipleat HEPA:Individually scan tested with factory report

F8/F9 Bag Filters:Ultrasonically welded high dust capacity

G4 Panel Pre-Filter:Washable synthetic coarse barrier

EN 1822ISO 29463FDA/cGMP Class 100

Architectural Air Diffusers and Fire Dampers

06 // PRECISION AIR DISTRIBUTION

Air Distribution Terminals

Architectural Diffusers, Grilles & Motorized UL Fire Dampers

Extruded aluminum alloy 6063-T5 terminals with electrostatic powder coating. Engineered for optimal throw patterns, minimal pressure drop, and ultra-quiet acoustics.

Noise Criteria

< 22NC

Fire Rating

90Mins UL

Damper Class

Class 1Low Leak

Material

6063-T5Alloy

Linear Slot Diffusers:Adjustable aerodynamic directional flow

Opposed Blade Dampers:Precision geared volume balancing

Motorized Fire Dampers:UL spring return actuator safety trigger

UL 555AMCA 500ISO 9001

Galvanized Iron Rectangular and Spiral Duct System

07 // AIR DUCT FABRICATION

Galvanized & SS Ductwork

CNC Fabricated Ductwork to SMACNA & DW144 Standards

Automated factory fabrication using CNC plasma cutters and lock-formers. Fabricated from high-zinc GI sheets or pharma SS304/SS316 with integrated TDF flanges and Class O insulation.

Standard

SMACNAClass C

Zinc Coating

275g/m²

Gauge Range

18 – 26SWG

Fire Class

Class ONitrile

TDF Integral Flanges:Rigid roll-formed airtight joints

Nitrile Insulation:Closed-cell acoustic and thermal wrap

SS316 Clean Ducts:Corrosion-resistant pharma/cleanroom lines

SMACNADW144BS 476 Part 7

Chilled Water and Industrial Mechanical Piping

08 // FLUID & PRESSURE SYSTEMS

Utility Piping & Mechanical

Certified Pressure Piping for Chilled Water, Steam, Air & Gas

Heavy industrial piping networks with hydraulic balancing, NDT radiography-tested welds, and multi-layer vapor barrier insulation for central energy plants and pharmaceutical utilities.

Pressure

40Bar Max

Piping Grade

A106 Gr.BSeamless

Welding

ASME IXNDT Test

Insulation

PURVapor Seal

CHW Insulated Loop:Seamless steel with polyurethane vapor barrier

Compressed Air Ring:Zero pressure drop moisture-separated header

PICV Dynamic Valves:Pressure independent flow control valves

ASME B31.1ASME Section IXASTM A53

TRUSTED BY INDUSTRY LEADERS

Proven Partner to Bangladesh's Foremost Pharmaceutical Giants

From ISO 14644 cleanroom suites for Incepta and Eskayef to high-pressure steam lines and central HVAC plants, our multidisciplinary engineers deliver zero-downtime engineering.

100%

ISO & cGMP Compliant

120+

Engineering Manpower

PHARMACEUTICAL

Incepta Pharmaceuticals Limited

Turnkey Cleanroom & Double-Skin AHU Suite

PHARMACEUTICAL

Healthcare Pharmaceuticals Limited

Sterile Cleanroom & H14 HEPA Airflow

PHARMACEUTICAL

Drug International Limited

High-Pressure Steam & SMACNA Ducting

CLEANROOM TECH

Azbil Telstar Bangladesh Limited

Bio-Cleanroom & Pass-Box Engineering

TEXTILE & SYNTHETIC

Modern Syntex Limited

Central Chilled Water Distribution

PHARMACEUTICAL

Incepta Pharmaceuticals Limited

Turnkey Cleanroom & Double-Skin AHU Suite

PHARMACEUTICAL

Healthcare Pharmaceuticals Limited

Sterile Cleanroom & H14 HEPA Airflow

PHARMACEUTICAL

Drug International Limited

High-Pressure Steam & SMACNA Ducting

CLEANROOM TECH

Azbil Telstar Bangladesh Limited

Bio-Cleanroom & Pass-Box Engineering

TEXTILE & SYNTHETIC

Modern Syntex Limited

Central Chilled Water Distribution

PHARMACEUTICAL

SK+F Bangladesh Limited

Central CHW Piping & cGMP HVAC Validation

PHARMACEUTICAL

Popular Pharmaceuticals Limited

Desiccant Dehumidifiers & Air Balancing

PHARMACEUTICAL

DBL Pharmaceuticals Limited

Cleanroom Upgrade & DQ/IQ/OQ Docs

INDUSTRIAL

Harnest Label Industries Limited

Industrial Exhaust & Thermal Cladding

ENGINEERING

BDDE Project Solution

Mechanical Utility & Plant Commissioning

PHARMACEUTICAL

SK+F Bangladesh Limited

Central CHW Piping & cGMP HVAC Validation

PHARMACEUTICAL

Popular Pharmaceuticals Limited

Desiccant Dehumidifiers & Air Balancing

PHARMACEUTICAL

DBL Pharmaceuticals Limited

Cleanroom Upgrade & DQ/IQ/OQ Docs

INDUSTRIAL

Harnest Label Industries Limited

Industrial Exhaust & Thermal Cladding

ENGINEERING

BDDE Project Solution

Mechanical Utility & Plant Commissioning

CORE CAPABILITIES // FULL-SPECTRUM ENGINEERING

Turnkey Engineering & Solutions

Specializing in design, construction, commissioning, and ISO 14644 validation of cleanrooms, central HVAC plants, and utility piping across Bangladesh.

CLIMATE & COOLING

Central HVAC & VRF

Chillers, AHU/FCU & Inverter VRF

Chiller Plants (30–1200 TR)

Double-Skin 50mm PUF AHU & FCU

Modular Inverter VRF Systems

Industrial Desiccant Dehumidifiers

Capacity Range

30 – 1,200 TR

AHRI Certified

CONTAMINATION CONTROL

Clean Room & Cold Storage

Pharma Layouts, Panels & HEPA

Pharma Conceptual Master Layouts

Modular PIR Sandwich Wall/Ceilings

EN 1822 H14 HEPA/ULPA Filtration

Cold Rooms (-25°C to +15°C)

Purity Rating

ISO Class 5–8

WHO-GMP / FDA

MECHANICAL UTILITY

Utility Piping & Ductwork

Steam, CHW, Air & Cladding

ASTM A53 Sch 40 CHW Piping

High-Pressure Steam & Boiler Lines

SS316 Clean Compressed Air

SMACNA GI Ducts & Metal Cladding

Pressure Rating

30 Bar Tested

ASME & SMACNA

COMPLIANCE & SUPPORT

Validation & 24/7 ASC

DOP/PAO Tests & Maintenance

DOP / PAO HEPA Photometer Scans

Air Velocity Matrix & ACPH Profiling

Audit-Ready DQ/IQ/OQ/PQ Protocols

Annual Service Contract (ASC) Care

Emergency SLA

< 4h Priority

ISO 14644 Validated

Need Plant Drawings or Cleanroom Heat Load Calculations? Our 120+ team provides quotes within 48h.

Request Technical Quote

GENUINE ON-SITE WORK // SLIDER GALLERY

Real Completed Projects & Field Installations

Explore our actual on-site installations across Bangladesh with comprehensive technical dossiers, material specifications, and engineering metrics.

Pharma Double-Skin Cleanroom AHU & Bypass Header

CLEANROOM HVAC01 / 12

📍Gazipur Pharmaceutical Cleanroom

ON-SITE EXECUTION REPORT

Pharma Double-Skin Cleanroom AHU & Bypass Header

Modular double-skin Air Handling Unit installed in a pharmaceutical cleanroom mechanical room. Engineered with 50mm injected polyurethane foam (PUF) panels, thermal-break extruded aluminum profiles, EC plug fans, and stainless steel insulated chilled water supply/return lines with bypass balancing valves and Magnehelic differential pressure gauges for filter monitoring.

Panel Insulation

50mm PUF

Cleanroom Class

ISO Class 7/8

Bypass Control

Manual & Auto

KEY ENGINEERING SPECIFICATIONS

✓ 50mm PUF Double-Skin✓ SS CHW Bypass Header✓ Magnehelic ΔP Gauges✓ ISO 14644 cGMP Compliant

SELECT PROJECT THUMBNAIL (12 AVAILABLE)Click any thumbnail to view

Pharma Double-Skin Cleanroom AHU & Bypass Header

Dual V-Bank Industrial Air-Cooled Chiller Plant

SMACNA Factory GI Air Duct Staging & Fabrication

Cleanroom AHU Plant Corridor & Goose-Neck Ducts

Rooftop Central Chiller & Aluminum Clad CHW Loop

Textile Spinning Floor Overhead Air Distribution

Primary & Secondary Centrifugal CHW Pump Station

Motorized 2-Way Modulating AHU Control Valve Station

Factory Ceiling Duct Drops & MEP Fire Safety Coordination

Vertical In-Line CHW Pumps with Precision Cladding

AHU Supply & Return Air Low-Resistance Radius Elbows

Elevated CHW Riser Network & Maintenance Walkway

INDUSTRIES WE SERVE

Engineering for Mission-Critical Industries

Delivering cleanroom, central climate control, and industrial utility solutions engineered to international standards across Bangladesh.

ISO Class 5–8

Pharmaceutical & Biotech

GMP sterile clean rooms, Double-Skin AHUs and ISO 14644 validation for pharmaceutical manufacturing plants.

Humidity Control

Garments & Textile

Precise humidity & climate control, energy-efficient ventilation, and air filtration for spinning and weaving.

HACCP Compliant

Food & Beverage

Hygienic positive pressure HVAC, commercial cold storage (-25°C), and HACCP contamination control.

Heavy Industry

Heavy Manufacturing

Industrial fume exhaust, process cooling, high-pressure steam distribution, and thermal metal cladding.

LEED-Ready Design

Commercial & Corporate

Central chiller plants, modular inverter VRF, and automated smart building management (BMS) systems.

ASHRAE-170 Sterile

Hospitals & Healthcare

Operating theater laminar airflow, isolation rooms (positive/negative pressure), and H14 HEPA filtration.

START A PROJECT // CONSULTATION

Ready to engineer your facility? Let's talk.

Our multidisciplinary team of 120+ engineers provides on-site facility surveys, thermodynamic load calculations, and turnkey proposals for projects across Bangladesh.

Direct Phones

+8801741-529875/+8801721-150869

Email Inquiries & Drawings

air.solution07@gmail.com

Headquarters & Fabrication Workshop

Holding 21 College Road, Middle Auchpara, Tongi, Gazipur-1711, Bangladesh

PROVEN INDUSTRIAL EXPERTISE

Established 2018 · Serving Incepta, Eskayef, Healthcare Pharma, Popular Pharma, and leading national manufacturers.