Filterfabriek NL Promo Codes for October 2026

New customers can save on their initial purchase. This discount applies to all items in the store.

Select Stork WTW filters are offered at a starting price. This provides an entry point for these filters.

A limited-time offer provides savings on certain ventilatieroosters. This seasonal deal helps with ventilation needs.

Combine a WTW unit with a cleaning kit for a reduced price. This deal provides a discount on the package.

Prepare for the colder months with a discount on geurfilters. This seasonal offer helps maintain air quality.

Get a discount when purchasing a mechanical ventilation box with filterdoek. This bundle provides combined savings.

Save more when buying multiple koolstoffilters. The discount percentage increases with the quantity purchased.

A seasonal offer provides savings on pollen filter products. Prepare for spring with these discounted items.

Selected buisventilatoren are available from a specific low price. This allows for affordable ventilation solutions.

Purchase three flexible slangen and receive one extra for free. This deal applies to specific hose types.

Get a percentage off when purchasing Itho Daalderop filter sets. Discount varies based on the specific set.

Select Brink Renovent filters are available at a reduced price. Minimum purchase may apply for this offer.

Certain Vasco filter models are offered at a special starting price. Check the product listings for details.

Purchase two WTW filters G3 and receive a third filter for free. Offer applies to specific G3 models.

Individual Duco filters are available at a reduced price. This applies to single filter purchases.

Purchase one WTW bypass filter and get the second at half price. This offer is valid for identical items.

Find various ventiel conusfilters priced below thirty dollars. These items are offered at a budget-friendly rate.

Certain afzuigboxen are available with a percentage reduction. This offer is for a short period only.

Find a selection of ventiel filters priced below fifty dollars. These items are available at an affordable rate.