Faq Sections

Frequently Asked Questions
Is a filter from your house brand as good as a branded filter?

Yes, house brand filters have guaranteed the same measurements as the branded filter.

In addition, we guarantee that your house brand filters meet the same European & ISO standards:

  • EN779:2012
  • ISO 16890
Payment and Shipping
How long will it take to receive my order?

Belgium, France, The Netherlands and Luxembourg:

  • Between 1 and 3 working days after your order.
  • Delivery for these countries is done by Bpost.

All other European countries:

  • Between 3 and 7 working days after your order.
  • Delivery for these countries is done by DPD.

We unfortunately no longer deliver in the UK due to high costs after Brexit.

How much does a shipment cost?

Belgium, Luxembourg & The Netherlands:

  • € 4.95 for all orders under € 50
  • Free delivery from €50

France & Germany:

  • € 4.95 for all orders under €75
  • Free delivery from €75

Other EU countries:

€ 15 on all orders

Returns
I have ordered the wrong filter. Can I exchange it?

Yes, no problem. You have up to 14 days to exchange a filter set in its original packaging.

  • Send an e-mail to info@hrshop.be and let us know you ordered the wrong filter(s) and return them at your own expense.
  • Upon receipt of your faulty filter, we will credit the amount of your returned filter(s) to your account.
  • You can then use this amount to purchase the filters that are right for you.
  • Place a new order
Replace heat recovery filter
How do I replace my filter?

Not sure how to change your filters and looking for a manual for your unit?

If so, here are 2 tips

The first solution is searching on your favourite search engine like Google, Bing, Ecosia

  • Enter the following search query: brand name of your unit + type + manual + pdf: (e.g. Thermelec GLL400 manual pdf)
  • In the search results, you'll find quickly your manual

The second smart option is searching for a how-to video on YouTube:

  • On YouTube are loads of videos about every brand and unit.
  • Search for instance: "how to replace filters Thermelec GL400".
  • The chance someone has uploaded a video about your unit is large..
Hoe weet ik welke filters geschikt zijn voor mijn ventilatietoestel?

Elk ventilatietoestel van systeem D heeft specifieke filtervakken met vaste afmetingen. U vindt het juiste filter via drie gegevens:

  • Het merk (bijv. Zehnder, Duco, Renson, Brink…)
  • Het typenummer van uw toestel — te vinden op het typeplaatje op of in het toestel
  • De afmetingen van het bestaande filter in mm (breedte × hoogte × dikte)

Bij twijfel stuurt u ons een foto van het toestel — wij identificeren het juiste filter voor u.