| W-FILTER informs: | +++ Kraftwerkstechnisches Kolloquium (KWTK) in Dresden – We look forward to seeing you and to interesting presentations and discussions. 6–7 October 2026 +++ |
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Efficient Filtration Systems
for Industrial Applications
A special feature of our systems is the flexible installation of the basket strainers, which can be mounted both horizontally and vertically. This gives designers and plant operators maximum freedom when planning new installations or retrofits. Low flow resistance, maintenance-friendly designs, and well-engineered details ensure low operating costs and high system availability.
From hat sieves / start-up sieves for commissioning the plant, to economical basket filters and
switchable double filters for continuous operation – our solutions stand for quality, efficiency and practical solutions for industrial use.
Filter Manufacture
A Family
Business
since 1980.
The history of our family business dates back to 1980. During this time, the company’s founder, Günter Waldow, began conquering the industrial valve market with his engineering office. Over the years, there has been a focus on the development, manufacturing, and distribution of strainers, basket strainers, and pot strainers in welded construction.



parallel operation
for commissioning
swivel/swing arm
benefit from the use of the W-type filter, as
do gas and steam as well as combined heat
and power plants – as exemplified by
AMAGER in Denmark.
are also optimized with W-FILTER technology
– such at the Europa's state-of-the-art
coal-fired power plant
(GKM Großkraftwerk Mannheim).
wherever system components need
protection and efficiency improvement.
This has recently led to applications in the
battery manufacturing – as seen at
NORTHVOLT in Sweden.
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