Product Categories
Cooling, refrigeration, and airside products by category.
Browse the main equipment categories HRS handles across comfort cooling, transport refrigeration, commercial refrigeration, and airside work. Each category page gives you a clear product reference, practical fit, and comparable alternatives.
AC categories
Split, floor standing, cassette, and ductable pages focus on the models and brands that are most relevant to real Kerala use cases.
Transport cooling
Bus AC and reefer pages focus on real transport-duty model choices for buses, vans, and refrigerated trucks.
Commercial refrigeration
Deep freezers and visi coolers are included for retail, frozen storage, and chilled display requirements where refrigeration discipline matters beyond AC.
Airside equipment
AHU pages cover the larger ducted and ventilation-led side of commercial HVAC where airflow, filtration, and system integration matter more than room-unit selection.
Browse by service area
Find the right service for your site.
Residential AC
Home comfort cooling, sizing, installation, and maintenance.
Commercial HVAC
Offices, institutions, retail, and corporate cooling systems.
Ducting, fabrication, and ventilation
Best for projects where air distribution, professional kitchen exhaust, concealment, and larger ducted execution matter more than a room AC choice.
Cold rooms and freezer support
For chilled storage, freezer rooms, and broader refrigeration-side requirements.
Bus AC systems
Transport-duty systems for buses, fleets, and operators.
Reefer and cold chain
TRUs, low-leakage insulated bodies, strip curtains, and transport refrigeration support.
Next step
Compare the partner brands
See the brands side by side before you settle on a manufacturer or model family.
See all HRS services
View the wider installation, service, and project support behind the equipment.
Request a recommendation
Ask HRS to shortlist the right category, capacity, and commercial route for your site.
AC Category
Split Air Conditioners
Choosing a split AC in Kerala is about more than star rating or sticker price. Humidity, afternoon heat, installation quality, and after-sales support all shape whether the unit will stay comfortable and trouble-free over time.
AC Category
Floor Standing Air Conditioners
Floor-standing ACs still suit spaces where wall splits do not make sense and ceiling work is impractical. They work well in halls, showrooms, and institutional interiors that need visible packaged cooling with stronger airflow than a standard split system.
AC Category
Cassette Air Conditioners
Cassette ACs are a popular choice for offices, banks, retail spaces, and clinics because they solve airflow, aesthetics, and zoning at the same time. They work especially well where a clean ceiling finish matters as much as cooling performance.
AC Category
Ductable Air Conditioners
Ductable AC suits projects that need hidden supply air, cleaner interiors, and better control over airflow distribution. It makes the most sense where layout, ceiling design, occupancy density, and finish quality are part of the cooling decision.
Commercial HVAC
Air Handling Units
AHUs are part of the HRS offer for larger ducted and ventilation-led jobs. They matter where airflow discipline, filtration, fresh-air treatment, and quieter zone-level delivery are more important than simply hanging indoor units on walls.
Commercial Refrigeration
Commercial Deep Freezers
Deep freezers are part of the wider HRS refrigeration offer for retail, food, dairy, frozen storage, and last-mile cold-chain support. They matter wherever frozen holding discipline is as important as the equipment price.
Commercial Refrigeration
Visi Coolers
Visi coolers are part of the HRS refrigeration-side offer for beverage display, dairy retail, bakeries, supermarkets, and branded counters where product visibility and pull-down performance both matter. This is a display-and-merchandising decision as much as a refrigeration decision.
Transport Cooling
Bus Air Conditioning Systems
Bus AC is a specialist transport-cooling category, not a simple extension of building HVAC. Duty cycle, rooftop packaging, vehicle vibration, passenger load, and route uptime all shape the system selection.
Transport Refrigeration
Reefer Direct Drive Units
Direct-drive reefer units are most relevant for lighter commercial vehicles and route patterns where engine-driven simplicity is valuable. They work best when paired with a low-leakage insulated body, sliding strip curtains, and doors that operators can open and close quickly during urban delivery work.
Transport Refrigeration
Reefer Diesel Drive Units
Diesel-drive reefer systems matter when capacity, pull-down performance, service intervals, and uptime discipline become more important than simple vehicle-driven refrigeration. They are best suited to truck-focused distribution work where the body also needs high insulation, low air leakage, reduced air exchange, and clear temperature-range planning.