TS EN ISO 9288

TS EN ISO 9288 is a vocabulary standard for thermal insulation that brings together the physical quantities and related terms used to describe heat transfer by radiation. Its purpose is to align terminology so that the concepts used in thermal performance work are understood consistently across materials, systems, calculations and technical reports.

Where radiative heat transfer fits in thermal insulation

Radiation is one of the fundamental modes of heat transfer, alongside conduction and convection, and it takes place through electromagnetic energy exchange between surfaces. In thermal insulation practice, it is considered together with factors such as surface temperature, emissivity, reflectance and surrounding conditions. This standard supports clear technical communication by defining what the relevant quantities and terms mean in this specific field.

What this kind of standard provides

As a terminology standard, TS EN ISO 9288 does not prescribe a test method or set a performance limit. Its value lies in defining the language of the subject area, helping users avoid ambiguity when a quantity appears under different names in different documents. For engineers, specifiers and technical writers working with insulation, heat flow and surface interaction, it provides a shared conceptual framework.

• Defines physical quantities and related terms for radiation heat transfer in thermal insulation.
• It is a vocabulary document, not a product performance or testing standard.
• Supports consistency in calculations, specifications and technical reporting.
• Places radiative heat transfer within the broader terminology of thermal insulation.