1000 to 60000m3/h Standard Type Air Handling Unit AHU System
Holtop standard type air handling unit adopts advanced technology and manufacturing process. It has the feature of high mechanical strength, better air sealing performance, compact structure, and flexible installation. It’s suitable for comfortable and clean air conditioning environment of shopping malls, office buildings, railway stations, hospitals, factories, etc. where demand to have comfortable and clean indoor air quality.

Reliable Operation
● High-strength frame work structure |
● Better Sealing Performance |
● Superior Thermal insulation Performance panel |
● Select High-quality Fans, stable operation |
● High Efficiency of Heat Exchange Coil |
High-strength frame work structure
One-piece steel frame with insulated PVC sleeves ensures structural strength and anti-condensation performance.
Better Sealing Performance
Embedded panel structure with polymer seal ensures easy maintenance and low air leakage
Superior Thermal insulation Performance panel
Sandwich panel with PU foam ensures excellent thermal insulation.
Select High-quality Fans, stable operation
High-quality fan with balanced impeller, shock-absorbing base, and canvas air outlet connection for stable, low-vibration operation.
Superior Thermal insulation Performance panel
High-efficiency copper-aluminum coils with hydrophilic fins and 100% airtightness test ensure reliable heat exchange.


AHU Features
● Optional Filter class |
● Wet Film Humidifier |
● Electric Heating Function |
● Quick Selection |

Optional Filter class
Washable nylon filter with low resistance; optional primary/secondary plate filters available.
Efficient Heating & Cooling in One Unit
Self-regulating wet film humidifier: efficient, no condensation, low-cost, long-lasting.
High-efficiency Heat Exchanger
Electric heater ensures efficient preheating in winter with multi-level overheating protection.
Quick Selection
Flexible AHU types: ceiling, horizontal, or vertical. Jet type available for ductless, long-distance air supply.

Optional Filter class

Electric Heating Function

Wet Film Humidifier

Quick Selection
Ductless Heat Recovery Ventilator
Hrv Heat Recovery Ventilator
Heat Recovery Ventilators
Single Room Heat Recovery Ventilator
Heat Recovery Ventilator