Industries We Serve
Specialized HVAC and ventilation solutions engineered for your industry
HVAC Solutions for Every Industry
From heavy industry to cleanrooms โ 30 years of engineering experience across 8 major sectors
Industrial Manufacturing
Heavy-duty ventilation and air handling for factories, plants, and manufacturing facilities worldwide
Industrial Manufacturing โ HVAC & Ventilation Solutions
Industrial manufacturing facilities face constant challenges: heat build-up, fumes and smoke from welding or chemical processes, humidity control, and the need for energy-efficient air movement across large open spaces. Poorly designed ventilation systems lead to worker discomfort, equipment overheating, and in some cases safety hazards.
Keruite engineers design ventilation systems tailored to specific manufacturing processes. Our product range covers centrifugal fans, axial fans, blowers, and custom-designed units for a wide variety of factory applications โ from steel mills and automotive plants to electronics assembly and food processing facilities.
Key engineering considerations for industrial manufacturing:
- Airflow calculation โ proper sizing based on room volume, heat load, and occupancy
- Energy efficiency โ VFD-driven units with IE3/IE4 motors reduce operational costs significantly
- Corrosion resistance โ FRP or stainless steel construction for chemical and food environments
- Low-noise operation โ acoustic treatment options to meet workplace safety standards
- Future-proofing โ modular design that accommodates capacity expansion without full replacement
Our dedicated engineering team provides free consultation and CAD layout support for each project, ensuring the final installation is optimized for both performance and energy consumption.
Key HVAC Challenges
Excessive heat build-up from machinery and processesFume and smoke extraction from welding, chemical, and thermal processes
High-humidity environments in textile, food, and paper industries
Energy cost management โ fans and HVAC systems are among the largest electricity loads in factories
Regulatory compliance โ workplace air quality standards vary by country
KRT Solutions
- Air circulation systems โ ceiling fans, large-diameter axial fans for open workshops
- Local extraction units โ fume extraction hoods and point-of-source capture at welding stations
- Air handling units โ precision temperature and humidity control for electronics and clean environments
- Blowers and ventilation fans โ high-pressure centrifugal blowers for process air movement
- Custom engineering โ CAD layout, airflow simulation, and system design consultation at no cost
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Hospital & Healthcare
Infection-controlled, precise air conditioning for hospitals, clinics, pharmacies, and cleanrooms
Hospital & Healthcare โ Cleanroom and Infection-Control HVAC
Hospital environments demand the highest standard of air quality. Operating theatres, intensive care units, and laboratories require strict control over temperature, humidity, pressure differentials, and airborne particle counts. Any compromise can directly affect patient safety and clinical outcomes.
Keruite manufactures a complete range of equipment for medical facilities: HEPA-filtered air handling units, laminar flow units, cleanroom fans, and dedicated ventilation systems for isolation rooms, ORs, and vaccine storage areas.
Key technical parameters for hospital HVAC:
- Air filtration โ multi-stage filtration ending in HEPA (H14) or ULPA for critical areas
- Pressure cascades โ controlled positive or negative pressure to prevent cross-contamination between zones
- Temperature range โ typically 20-24ยฐC with ยฑ1ยฐC tolerance for operating rooms
- Humidity โ 30-60% RH for comfort and to reduce static electricity
- Air change rate โ 15-20 ACH in ORs; 6-12 ACH in wards
All medical-grade equipment is manufactured to ISO 14644, GMP, and EN 1978 standards, with full documentation available for regulatory submission.
Key HVAC Challenges
Cross-infection prevention โ strict pressure differentials and HEPA filtrationEquipment reliability โ no downtime allowed in critical care areas
Noise control โ ICU and OR environments must remain quiet for patient rest
Energy efficiency โ hospitals run 24/7; efficiency directly impacts operational costs
Compliance โ ISO 14644, GMP, EN 1978, and local health authority standards
KRT Solutions
- Cleanroom AHUs โ dedicated units with HEPA H13/H14 filters and variable speed control
- Laminar flow systems โ unidirectional airflow for surgical suites and vaccine areas
- Isolation room ventilation โ negative pressure units with dedicated exhaust and HEPA make-up
- Pharmacy cleanrooms โ Class D/E/GMP compliant air handling with humidity control
- Documentation โ full as-built documentation, airflow testing, and performance certification
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Petrochemical & Chemical
Explosion-proof, corrosion-resistant ventilation for refineries, chemical plants, and process industries
Petrochemical & Chemical โ ATEX/Ex-Proof Ventilation Systems
Petrochemical and chemical processing plants operate under unique constraints: flammable and explosive atmospheres, highly corrosive gases, extreme temperatures, and strict safety regulations. Standard industrial fans and air handling equipment cannot be used in Zone 1 and Zone 2 hazardous areas without certified explosion protection.
Keruite manufactures a dedicated range of ATEX/Ex-Proof fans, blowers, and ventilation systems certified for use in hazardous environments. Our products carry the CE/ATEX mark for Ex d (flameproof) and Ex n (non-sparking) categories, suitable for Zone 1 and Zone 2 installations.
Key specifications for petrochemical applications:
- Explosion categories โ Ex d IIB T4 or Ex nA IIC T4 depending on gas classification
- Temperature class โ T4 (200ยฐC surface limit) is standard; T6 for hydrogen-rich environments
- Materials โ SS304L/316L for corrosive services; FRP for high-velocity gas discharge
- Motor rating โ explosion-proof motors with increased air gap and sealed bearings
- Inert gas options โ nitrogen purging systems to maintain safe internal atmosphere
Every ATEX unit is supplied with full type testing documentation, nameplate certificates, and compliance declarations for regulatory and insurance submission.
Key HVAC Challenges
Flammable atmosphere โ equipment must not ignite gases or vapors in service areasCorrosive environments โ HโS, SOโ, and chloride exposure degrade standard materials rapidly
High-temperature exhaust โ process gases may exceed 250ยฐC
Reliability โ unplanned shutdowns in petrochemical plants are extremely costly
Regulatory compliance โ IEC 60079, ATEX 2014/34/EU, and local equivalent standards
KRT Solutions
- Ex d/Ex e fans โ explosion-proof centrifugal and axial fans for Zone 1 and Zone 2
- Corrosion-resistant blowers โ FRP or PTFE-lined units for HCl, HโS, and acidic gas streams
- Hot-gas fans โ high-temperature units rated up to 350ยฐC for furnace and dryer applications
- Inert gas systems โ nitrogen blanketing and inert gas ventilation for tank storage areas
- Ex motor options โ Ex d motors with increased efficiency (IE3/IE4) and sealed bearings
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Commercial Buildings
High-efficiency air handling and ventilation for office towers, hotels, shopping malls, and mixed-use developments
Commercial Buildings โ HVAC & Ventilation for Office, Retail & Hospitality
Commercial buildings require comfortable, healthy indoor air while operating at the lowest possible energy cost. With occupants spending up to 90% of their day in enclosed spaces, indoor air quality (IAQ) directly affects productivity, satisfaction, and perceived building quality.
Keruite supplies complete HVAC and ventilation systems for commercial projects: air handling units (AHUs), fan coil units (FCUs), variable air volume (VAV) systems, and exhaust ventilation. Each system is engineered to the project specific load conditions and can be integrated with Building Automation Systems (BAS) for optimized control.
Key benefits of our commercial systems:
- Energy efficiency โ IE3/IE4 motors, EC fan technology, and heat recovery options reduce running costs by up to 30%
- Quiet operation โ sound attenuation panels and low-noise fan designs suit occupied spaces
- Modular design โ pre-assembled, factory-tested modules reduce on-site installation time and error risk
- Smart controls โ COโ sensors, occupancy-based controls, and remote monitoring via BMS
- Flexible capacity โ units from 5,000 to 100,000 mยณ/h to match project scale
We provide complete system design, product selection, installation support, and commissioning documentation for each project.
Key HVAC Challenges
Energy cost optimization โ HVAC is 30-50% of a buildingโs total energy consumptionIndoor air quality โ COโ buildup, VOCs, and allergens affect occupant comfort and health
Noise control โ open-plan offices and lobbies require very low sound levels
Space constraints โ rooftop AHU placement must not compromise architectural design
Building certification โ LEED, BREEAM, and green building standards demand efficiency data
KRT Solutions
- Modular AHUs โ factory-assembled, tested units in compact floorfootprint configurations
- Heat recovery systems โ wheel and plate type heat exchangers recovering 60-85% of exhaust energy
- VAV terminal units โ precise zone control for multi-tenant office buildings
- FCU systems โ fan coil units with integrated controls for hotels and residential complexes
- Displacement ventilation โ low-velocity, high-air-quality systems for conference rooms and VIP areas
- BAS integration โ Modbus/BACnet compatible controllers for centralized building management
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Tunnel & Underground
Jet fans, longitudinal ventilation, and emergency exhaust for road, rail, and metro tunnels
Tunnel & Underground โ Longitudinal & Emergency Ventilation
Road, rail, and metro tunnels present demanding ventilation challenges: continuous exhaust of vehicle and train emissions, smoke management during emergencies, and maintenance of safe air quality during both normal and fire conditions. The ventilation system must work reliably in an enclosed, harsh environment with very limited access for maintenance.
Keruite manufactures a dedicated range of jet fans, axial fans, and longitudinal ventilation fans used in major tunnel projects. Our units are engineered for: continuous operation at high power levels, fire smoke exhaust at elevated temperatures, compact installation in ceiling or wall-mount positions, and corrosion resistance in high-humidity tunnel environments.
Key technical requirements:
- Normal operation โ maintain vehicle exhaust CO, COโ, and particulate matter below safe thresholds
- Fire condition โ smoke extraction and temperature control to protect emergency responders
- Jet fan capacity โ typically 7.5 kW to 37 kW for highway tunnels; larger for subways
- Fire-rated fans โ units must continue operating at 300ยฐC for minimum 120 minutes
- Installation accessibility โ fans must be serviceable without full tunnel closure
All tunnel ventilation systems are supplied with CFD simulation support, fan selection calculations, and as-built documentation for project authority approval.
Key HVAC Challenges
Continuous emission control โ vehicle and train exhaust must be diluted and extractedEmergency smoke exhaust โ must maintain safe escape conditions during fire
Corrosion โ high humidity and chloride exposure (in coastal tunnels) attack standard materials
Noise โ noise from ventilation must not affect driver comfort or surrounding areas
Accessibility โ maintenance must be achievable without prolonged service disruption
KRT Solutions
- Jet fans โ 7.5โ37 kW for longitudinal ventilation in single and multi-lane road tunnels
- Fire-rated axial fans โ 300ยฐC rated units for emergency smoke exhaust systems
- Vertical shaft fans โ radial or mixed-flow fans for natural ventilation stacks
- CFD simulation โ pre-installation flow simulation to optimize fan count, placement, and control sequences
- Corrosion protection โ hot-dip galvanizing or SS316L construction for coastal and subway environments
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Food & Pharmaceutical
GMP-grade cleanroom ventilation, cold storage, and process HVAC for food and pharmaceutical manufacturers
Food & Pharmaceutical โ GMP Cleanroom & Process HVAC
Food and pharmaceutical manufacturing is among the most regulated industries in the world. Cleanroom environments must meet specific air quality, temperature, and humidity standards to prevent contamination, ensure product integrity, and satisfy regulatory audits under GMP, HACCP, and ISO 22000 frameworks.
Keruite provides the complete HVAC and ventilation range for pharmaceutical and food production facilities: HEPA-filtered cleanroom air handling units, laminar flow chambers, cold room ventilation, packaging area conditioning, and waste air extraction from chemical processes.
Key application areas:
- Cleanrooms โ ISO 5 to ISO 8 environments with HEPA H13/H14 filtration and controlled pressure
- Cold storage โ low-temperature ventilation for freezing and chilling storage, -25ยฐC to +4ยฐC
- Packaging areas โ precise temperature and humidity control to prevent product degradation
- Waste extraction โ HEPA and carbon-filter exhaust systems for chemical and bioprocess facilities
- Pharmaceutical production โ GMP Grade A-D zones with laminar airflow and validated pressure cascades
All equipment is built to pharmaceutical-grade standards, with SS316L wetted parts, validated airflow patterns, and complete documentation for FDA/EMA inspection submission.
Key HVAC Challenges
Cross-contamination โ any uncontrolled airflow can compromise product sterilityRegulatory audit โ GMP inspectors require full airflow validation and documentation
Temperature range โ from -25ยฐC cold storage to +80ยฐC process air
Material compatibility โ all wetted parts must be SS316L, FRP, or validated equivalent
Particle control โ cleanroom grades require strict HEPA filtration and pressure control
KRT Solutions
- Cleanroom AHUs โ GMP Grade D to A with HEPA H13/H14, VAV control, and full documentation
- Laminar flow units โ unidirectional airflow for critical fill and packaging operations
- Cold room ventilation โ low-temperature fans rated for -25ยฐC operation in freezing storage
- Waste extraction โ HEPA and carbon filter exhaust for chemical and bioprocess streams
- Validation support โ airflow mapping, pressure testing, and I/O data for GMP validation protocols
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Mining & Metallurgy
Dust extraction, process ventilation, and furnace air systems for mines, smelters, and processing plants
Mining & Metallurgy โ Dust Extraction & Process Ventilation
Mining and metallurgical operations generate intense heat, dust, and fume loads that standard industrial ventilation cannot handle without careful design. Underground mines require continuous airflow to dilute and remove methane, carbon monoxide, and fine rock dust. Surface smelters process furnace gases at temperatures exceeding 400ยฐC.
Keruite supplies heavy-duty centrifugal fans, axial fans, and specialized process blowers for mining and metallurgical applications. Our units are designed for dusty, abrasive environments and are available in hardened construction with wear-resistant impellers and extended service intervals.
Key application scenarios:
- Underground mine ventilation โ main and auxiliary fans creating continuous airflow through galleries and shafts
- Dust suppression โ extraction at crushing, grinding, and conveyor transfer points
- Furnace air supply โ high-temperature, high-volume blower systems for smelting furnaces
- Tailings dam ventilation โ gas monitoring and dilution in tailings storage facilities
- Refinery gas handling โ corrosion-resistant fans for metal smelting off-gas recovery
All mining-grade equipment is designed for remote, harsh environments with extended maintenance intervals, robust motor protection, and optional intrinsically safe designs for gas-bearing areas.
Key HVAC Challenges
Abrasive dust โ fine mineral dust severely wears standard fan impellersHigh gas temperatures โ furnace exhaust exceeds 400ยฐC and can damage standard materials
Corrosive gases โ SOโ, HCl, and metal dust are highly corrosive
Remote locations โ maintenance intervals must be extended to reduce site visits
Explosion risk โ methane and volatile dust in underground mines require Ex-rated equipment
KRT Solutions
- Hardened centrifugal fans โ forged impellers and wear-resistant linings for abrasive dust service
- Auxiliary mine fans โ compact, portable units for gallery ventilation in underground operations
- High-temperature blowers โ special alloy construction rated to 500ยฐC for furnace air supply
- Ex-rated units โ flameproof motors and construction for gas-bearing mining areas
- Remote service packages โ extended maintenance intervals, remote monitoring, and predictive maintenance
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Data Centers
Precision cooling, containment, and power-optimized HVAC for Tier III/IV data centers
Data Centers โ Precision Cooling & Containment HVAC
Data centers operate under the strictest temperature and humidity tolerances in the building services world. A single rack overheating can cause hardware failure, data loss, and catastrophic financial impact. Data center HVAC must deliver consistent 18-27ยฐC operation 24/7 with zero downtime and minimum PUE (Power Usage Effectiveness) values.
Keruite manufactures precision air handling units, computer room air conditioners (CRAC/CRAC units), and cold aisle hot aisle containment systems for Tier III and Tier IV data centers. Our units support both air-side and immersion-compatible layouts, with N+1 or N+N redundancy configurations.
Key technical features:
- Precision temperature control โ ยฑ0.5ยฐC stability across the entire hot aisle
- Humidity management โ 30-60% RH maintained to prevent electrostatic discharge and condensation
- Containment systems โ cold aisle and hot aisle containment to improve efficiency by 20-40%
- Redundancy โ N+1, N+N, or 2N configurations to meet Tier III/IV availability requirements
- Low PUE โ free-cooling economizer modes and EC fan technology reduce total energy consumption
- Remote monitoring โ real-time sensor data with SNMP and BACnet for 24/7 data center operations
Full system design including CFD simulation, rack layout planning, and PUE calculation is provided as part of each project package.
Key HVAC Challenges
Zero downtime โ any cooling failure risks hardware and data loss within minutesHeat density โ modern racks exceed 30 kW/rack, challenging traditional air cooling
PUE optimization โ every 0.1 PUE improvement translates to significant energy cost savings
Containment reliability โ leakage in cold/hot aisle systems reduces efficiency
Refrigerant compatibility โ many data centers are moving toward low-GWP refrigerants
KRT Solutions
- CRAC units โ dedicated computer room air conditioners with variable capacity EC fans
- Cold aisle containment โ modular panel systems with auto-closing access doors and leak detection
- Hot aisle containment โ enclosure systems for high-density rack rows
- Free cooling systems โ economizer-driven air side and water side free cooling for PUE reduction
- Immersion-compatible fans โ high-density units designed for future-proofing in liquid-cooled environments
- CFD simulation โ complete thermal simulation of the data hall before installation
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