Supplier of Filter consumables & Filter systems
Ditech was established in Tønsberg in 1989 and today established with headquarter and warehouse in Linnestad Næringspark just outside of Tønsberg, in addition to Sales office at Ågotnes.

With a large stock of filters and quick response, our skilled staff are ready to help & serve you at any time.
Check availability, prices, technical information, cross reference catalogue, machine search and many more features on our webshop at

For better overview of consumption and stock of filters for machines and equipment, we also make customized filter lists for each application.
This ensures better availability and makes purchasing more effective. This again saves you time and money.

Product range:
All types of filter consumables from quality manufacturers for:
· Fuel
· Lube oil
· Hydraulic
· Water
· Air
· Ventilation
· Process
· Absorbents

Complete Filter Solutions & Cleaning Systems
· Lube & Fuel Oil Treatment Systems. As a representative for the Danish manufacturer GreenOil Standard, we can offer a variety of filter systems suited for engine oil and MDO/MDG.
· Offline Filtration – Maintenance systems for effective removal of water and particles in lubricant oil and hydraulic oil. Typical installed on Thrusters, Pitch systems, Cranes,

Power packs, engines…
· Automatic Self Cleaning filters, Sea Water Filters from the Danish manufacturer Hiflux
· Complete range of filter housings from quality filter manufacturers.

Ditech AS is Certified according to ISO Standard NS-EN ISO 9001:2015 & Enviromental Standard ISO 14001:2015 and is also Qualified for deliveries according to Achilles ID:26501