HVAC Card File
The HVAC Card File brings together industry-developed knowledge on building services engineering—covering design, implementation, maintenance, and energy efficiency in buildings.
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The content of the HVAC Card File is produced through committees of the Rakennustietosäätiö Foundation.
A broad group of building services professionals is involved, including:
The content is based on:
The result is a reliable knowledge base supporting technically sound and sustainable solutions.

Alvari searches for information on your behalf from card indexes and RYL services to which you have access.

The HVAC Card File brings together proven solutions for building services engineering.
When design principles and sizing guidelines are correct, you can focus on design, execution, and quality—without unnecessary uncertainty.
The HVAC Card File does not replace the expertise of designers; it supports it by providing a solid technical foundation.
A wide range of instructions covering building services systems:
Also includes guidance on system integration and lifecycle performance.
Key building services regulations in one place:
Easy to find and use in both design and construction.
Product cards provide information on equipment, components, and systems.
They support:
Supports system sizing, selection, and design of functional solutions. Helps ensure technical and energy-efficient performance.
Clarifies implementation methods and supports compliant installation work.
Provides a reference framework for evaluating system functionality and execution quality.
Helps assess solutions and supports decision-making in building services selection.