Special Offer
Winning serve
Winning serve
on water
quality!
🚚 Free shipping*
Discover the offer
*See offer valid on a selection of products
Website primarily intended for water treatment professionals
Customer Service
A dedicated team listening to support you in choosing and using our solutions.
Technical Advice
Our technical expertise at your service for solutions tailored to your specific needs.
Express Shipping
Efficient logistics and fast shipping to deliver you in the shortest time.
Our Range
Solutions for all uses
News
Spotlight...
Water treatment wholesaler: the profession, products and industry challenges
Preparing your DHW system for summer: softening, anti-limescale and preventive maintenance
DIMM Logistics — 15,000 m² serving your deliveries
Compose It Tanks: the new generation of pressure vessels
Bacteria and Legionella in water systems: why spring is a high-risk season
Water Engineering
DIMM expertise,
DIMM expertise,
a technical and family signature.
Since 1991, DIMM designs and distributes robust water treatment solutions. A straight line, a constant requirement: the quality of water you deliver to your customers.
Who are we?
DIMM, water treatment expert since 1991
DIMM is a Belgian family-owned company specializing in water treatment for professionals. Founded in 1991 and based in Poperinge (Belgium) and Steenvoorde (France), DIMM has been supporting B2B players for over 30 years with reliable, durable and technically proven solutions.
Our mission: to provide installers, industrial companies, hotels, healthcare facilities, local authorities, campsites and resellers with the best equipment to produce, soften, filter, sterilize and purify water. We distribute a complete range of water softeners, reverse osmosis systems (residential and industrial), water filters, UV sterilizers, professional water fountains and dedicated PFAS and swimming pool solutions.
DIMM relies on a structured organization combining technical expertise, efficient logistics and dedicated customer service. A trusted partner, the company supports its clients long-term in implementing durable water treatment solutions, certified (NSF, ACS, WRAS, RoHS, CE, WaterQ) and compliant with Belgian and French regulations.
30+
years of expertise since 1991
15+
countries served
10+
brands in the DIMM universe
100%
dedicated to B2B professionals
Your water treatment wholesaler in Belgium and France
DIMM is the specialist water treatment wholesaler of reference for professionals in Belgium, France and across Europe. From our 15,000 m² warehouse in Poperinge (West Flanders) and our base in Steenvoorde (Hauts-de-France), we permanently stock water softeners, reverse osmosis systems, filters, UV sterilisers, valves, resins, fittings and spare parts for plumbers, sanitary installers, industrial integrators and facility managers.
We deliver throughout France — Hauts-de-France, Île-de-France, Grand Est, Normandy, Brittany, Pays de la Loire, Centre-Val de Loire, Bourgogne-Franche-Comté, Auvergne-Rhône-Alpes, Provence-Alpes-Côte d'Azur, Occitanie, Nouvelle-Aquitaine — and across all of Belgium: West Flanders, East Flanders, Antwerp, Flemish Brabant, Limburg, Brussels-Capital, Walloon Brabant, Hainaut, Namur, Liège, Luxembourg, Wallonia. We also ship to Luxembourg, the Netherlands, Germany, Switzerland, Spain, Portugal, Italy and the rest of Europe. Our professional water softeners — ORUS, Adriatica, Austin, UTAH, ATENA — are NSF, CE, ACS certified and distributed with full technical documentation, training videos and remote support.
Customer reviews
What our customers say about us
4,8
★★★★★
33 reviews on Google
Google
★★★★★
DIMM offre d'excellents conseils, une très large gamme de matériel professionnel et une équipe remarquable. Une mention particulière à Vincent et M. Jordan pour leur disponibilité.
★★★★★
Fournisseur depuis plusieurs années, toujours aussi satisfait du service. De la commande au retrait de la marchandise rien à dire. Personnel au top !
★★★★★
De très bons conseils pour l'installation de mon adoucisseur. Je recommande fortement, bon rapport qualité prix.
★★★★★
Nous achetons des adoucisseurs depuis plus de 12 ans chez Dimm. Nos clients sont satisfaits. Excellent matériel.
★★★★★
Satisfait, entreprise professionnelle, serviable et réactive. Surtout le service commercial. Renpro Solutions vous dit merci.
★★★★★
Très bonne entreprise, réactive et professionnelle.
★★★★★
Je suis très satisfait de leurs produits et conseils.
★★★★★
Belle entreprise familiale. Je recommande !
★★★★☆
Dimm plaatst een volledig nieuw magazijn. Een grote upgrade voor deze firma.
★★★★★
J'ai été très bien accueilli par le personnel, très professionnel.
Our Brands
Click on a logo to discover the expertise and associated catalogues.
Frequently Asked
Your water treatment questions
Answers to the questions professionals ask us most often.
What is DIMM?
DIMM is a Belgian family-owned company founded in 1991, specializing in water treatment for B2B professionals. Based in Poperinge (Belgium) and Steenvoorde (France), DIMM distributes water softeners, reverse osmosis systems, filters, water fountains, UV systems and anti-PFAS solutions in Belgium and France.
Who are DIMM solutions designed for?
DIMM solutions are primarily intended for professionals: sanitary installers, industrial companies, hoteliers, healthcare facilities, local authorities, campsites, outdoor hospitality, specialized resellers and plumbers.
What types of equipment does DIMM offer?
DIMM offers a complete range: water softeners (timer-based, volumetric, Orus without electricity, Titanium Azure), reverse osmosis systems (under-sink and industrial), water filters (tap, under-sink, mechanical, carbon), UV sterilizers, water fountains (Orion, Prestige Mini), PFAS solutions, filter media, John Guest fittings and SAAS inhibitors.
Are DIMM products certified?
Equipment distributed by DIMM complies with major international certifications: NSF, ACS, WRAS, RoHS, WaterQ and CE, ensuring their suitability for drinking water contact.
Where is DIMM located?
DIMM has two locations: its headquarters in Belgium in Poperinge (Nijverheidsstraat 47a, 8970 Poperinge, +32 57 38 88 14) and a presence in France in Steenvoorde (45 route d'Hondschoote, 59114 Steenvoorde, +33 3 28 48 10 77).
Can DIMM help remove PFAS from water?
DIMM offers proven anti-PFAS filtration solutions adapted to professional drinking water networks.
Which brands belong to the DIMM universe?
The DIMM universe includes Orus (electricity-free water softeners), Gliano (designer faucets), Aquapro Europe (filtration and osmosis), Ydrokalk (physical anti-limescale) and Aquariopure (aquarium water treatment).
How to contact DIMM for a quote?
By phone in Belgium at +32 57 38 88 14 or in France at +33 3 28 48 10 77, or via the contact form on our website.
DIMM Universe
Find our websites
Explore our ecosystem of water treatment expert brands.
