A high‑performing system means a heat pump and radiators that are right for the job.

A high‑performing heating system doesn’t depend on the generator alone. Radiators play a key role in comfort, overall performance and energy savings.

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A common approach today… with performance implications

!The generator is replaced (heat pump, boiler).
!Existing radiators are retained.
!Radiators are not always reassessed as part of the upgrade.

What this can lead to :

xUneven comfort.
xPerformance that doesn’t fully match expectations.
xHigher energy use than planned.

Because a heating system works as a whole: generator + emitters (radiators).

Efficient heat pump? Include radiators in the performance equation.

Radiators are part of the overall system balance :

✓They distribute heat into the rooms.
✓They shape comfort levels.
✓They directly influence energy demand.

Upgrading the generator without checking radiator suitability can create uncertainty across the whole installation.

Why radiators are especially important at low temperature ?

!Heat pumps typically run with lower water temperatures.
!To maintain comfort, existing radiators may need to be checked and, where needed, adapted.

If radiators aren’t suited to low‑temperature operation, you may see :

xInsufficient heat output.
xSlower warm‑up times.
xReduced comfort.

Well‑sized radiators support =

✓More even heat distribution.
✓Stable, efficient operation.
✓Meaningful energy savings.

Mains rechauffees pres d'un radiateur basse temperature, confort thermique

Installers: secure your projects.

Your priority: reduce uncertainty, avoid call‑backs and deliver the expected performance.

Chantier de renovation et verification d'un radiateur

Key checks to include

xReview existing radiators (condition, output, suitability).
xSize for low‑temperature operation (not boiler‑era temperatures).
xConsider the complete system — generator and emitters.

What these checks help you avoid

!Extra site visits and adjustments.
!Customer comfort concerns.
!Performance falling short of expectations.

Best‑practice approach

✓Check existing radiators.
✓Size for low‑temperature operation.
✓Adapt, optimise or replace where needed.

Good sizing supports fewer call‑backs and more satisfied customers.

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Reliable data, verified performance, easy integration.

Engineering offices: take a fresh look at emitters.

Design choices often rely on familiar, standard solutions.

Plans d'architecture et conception technique pour prescription

Radiators can also be a strong option when specified with the full system in mind :

✓Flexibility of integration.
✓Room‑by‑room control.
✓Solutions aligned with building use and comfort expectations.

A practical option to consider when optimising specifications.

Designing a high‑performing system means thinking end‑to‑end: generator + emitters.

Find certified radiators

Données fiables, performances vérifiées, intégration facilitée.

Reliable data for confident decisions

Certified radiators help teams to :

✓Rely on verified performance.
✓Size with precision using ΔT 30 data.
✓Support robust design choices and reduce the risk of under‑ or oversizing.
✓Strengthen tender files and compliance documentation with trusted, comparable product data.

Annuaire de produits certifies et donnees de performance Eurovent Certita Certification

In addition :

Sustainability services and environmental data (such as EPDs/LCAs) help provide clearer, more comparable information across Europe..

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Example outcome

When a heat pump is installed without reassessing radiators, the first heating season can reveal :

Before adaptation

xComfort issues.
xHigher energy use than expected.
xThe need for follow‑up adjustments.

After adaptation

✓Comfort restored.
✓Performance optimised.
✓Satisfied end user.

Key Takeaways : Think system‑wide — and you secure results.

✓A heat pump alone doesn’t define performance.
✓Radiators shape comfort and real‑world efficiency.
✓Correct sizing is essential.

Starting a project ? Build confidence into the system

Check your radiators Size for low‑temperature operation Use verified performance data