Our Project

MAU –
Makeup Air
Unit

KLEN supplies and installs Make-Up Air Units (MAU) engineered to deliver precise volumes of conditioned fresh air into cleanrooms, production facilities, and HVAC systems — ensuring positive pressure, air quality, and process integrity.

Fresh Air Supply
Temperature Control
Positive Pressure
Code Compliant
MAU – Makeup Air Unit – KLEN Industrial

Why Choose KLEN

Key Features

Precision Fresh Air Delivery

Engineered to supply exact volumes of conditioned outdoor air to meet facility ventilation and pressurization requirements.

Heating, Cooling & Humidity Control

Integrated coils and controls maintain precise temperature and humidity levels for process and occupant comfort.

Multi-Stage Filtration

Pre-filters and secondary filters remove particulates and contaminants before air enters the controlled space.

Custom Configuration & Controls

Tailored unit sizing, airflow rates, and BMS-compatible control systems to match any facility requirement.

Where It's Used

Ideal for Applications

Cleanrooms & Controlled Environments
Semiconductor & Electronics Facilities
Pharmaceutical & Biotech Plants
Food & Beverage Processing
Hospital & Medical Facilities
Commercial & Industrial Buildings
Paint Booths & Spray Facilities

Fresh Air.
Engineered Right.

Every MAU we install is sized, configured, and commissioned to deliver reliable, code-compliant ventilation performance from day one.

Need a Makeup Air Unit Solution?

Let our team design and install the right MAU system for your facility.

Get a Quote