Wiegandt has been a pioneer in modern aquaristics since 1959. The hw® Wiegandt name stands for high-quality sea salt mixes, professional care products and water additives. Benefit from more than six decades of experience in research, development and production.
Wiegandt has more than six decades of company history, with quality and consistency you can rely on.
We will confirm delivery times and shipping costs in your quotation.
All hw products are developed and manufactured at our own production facility in Krefeld, Germany.
Practical applications of UV-C radiation: how a hw® UV water clarifier works and its benefits.
The hw reverse osmosis: the most modern, environmentally friendly and effective method of water treatment.
Why or when do I need a hw reverse osmosis system?
Why treat tap water if it is already clean?
Would you like an overview of our products as a PDF catalog?
Discover aquarium products from hw Wiegandt.
Explore sea salt mixes, care products, water conditioners and aquarium equipment for marine and freshwater aquariums. Browse the hw Wiegandt catalog and request a quotation for the products you need.
Marine aquariums require suitable salt mixes, care products and equipment. Our range helps you select products for the needs of your marine or reef aquarium.
Discover filter media, care products and UV water clarifiers for freshwater aquariums. Choose products to suit your aquarium, its inhabitants and your measured water parameters.
Browse the product information, add your selected items to your quotation request and send us your enquiry. We will provide an offer with the applicable prices, shipping costs and delivery information.
We support you with product advice, your quotation request and delivery arrangements. Please contact us if you need help choosing products for your aquarium.
Our range includes sea salt mixes, filter media, care products, UV water clarifiers, reverse osmosis systems, hydrometers and air diffusers. hw products are developed and manufactured in Germany.
from July 12th, 2021 to August 2nd, 2021
During this time no dispatch, pick-up
or acceptance of goods is possible!
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