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The Heat Loss app has been updated, adding a function has been added to insert rooms from an image file with a schedule.

13.06.2026

A version of the HVAC Calculator has been created for mobile browsers on Android and iOS.

09.01.2026

All online applications have been updated and now have a dark theme.

04.01.2026

For any HVAC designer

Project execution speed

Convenience and functionality

Unique calculations

Heat Loss
	Calculation of the heat load, thermal envelope, radiators.

HVAC Calculator
	Complex of calculations used in HVAC systems engineering field.

Psychrometric Chart
	Calculation of the air processes and plotting them on a psychrometric chart.

Heat Pump
	Heat pump calculation and electricity consumption cost.

Aerodynamics
	Aerodynamic calculation of ventilation systems.

Kitchen Ventilation
	Calculation of ventilation for commercial cooking operations.

Pool Ventilation
	Calculation of moisture evaporation, dehumidification, and ventilation of a swimming pool.

Ductwork Surface
	Calculation of surfaces of ducts and flanges.