In most countries, resident associations are responsible for maintaining all building services to ensure flawless operation – and servicing ventilation systems is no exception. By collaborating, associations secure better terms from suppliers and contractors. CleanFilter fosters neighbourly cooperation, so we invite you to purchase heat-recovery filters collectively and save!
Join the CleanFilter community!

Lower unit price when ordering larger quantities

Direct from the factory warehouse, with no middlemen

Upon signing a collaboration agreement
Most manufacturers don’t operate their own filter production lines and instead source air filters from third-party suppliers. That means our filters are often identical to the originals — but at a better price. 📦✨
The same high quality as the “original” filter
Exclusive prices — up to 30 % cheaper
Wide range of filters for your specific heat-recovery unit
Choose smart solutions!

Submit your enquiry via our form.

We agree on price, delivery lead time, and payment terms.

We ensure your filters are delivered on time.
Certified German materials
German production technology
Tested to ISO 16890 standards
Compliant with VDI 6022 hygiene requirements
Free from carcinogenic PFAS
Fully sealed filters — all air passes through the filter
Direct supply chain — no intermediaries
Filters for over 1 500 different heat-recovery unit models
Over 2,000 m² of warehouse space dedicated to heat-recovery unit filters
Yes – the exact discount depends on the size of your order. Your account manager will calculate the precise amount.
Usually within 3–5 days of placing your order. If larger quantities need to be manufactured, delivery may take up to an additional two weeks.
Yes – we produce bespoke filters on demand. Estimated lead time: 2–3 weeks.