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For mechanical prefiltration of fine dirt particles
Sera filter wool for the mechanical prefiltration consists of stable fibers that retain finer dirt particles for a longer time without sticking or collapsing. sera filter wool can be washed out several times. Suitable for all filters.
We recommended sera siporax Professional for the biological filtration. sera siporax Professional is open pored and three dimensional - for lasting pollutant breakdown.
Sera filter media must be rinsed under warm water before using it for the first time.
Order processing and verification typically takes 2-3 business days depending on demand levels and product shortages.
The expected time of arrival is 8-15 business days.
You will always receive an email once your order is processed as well as a tracking number.
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
![Sera Filter Wool[Weight - 250g]](http://curiopet.com/cdn/shop/files/SR08463_SeraFilterWool_Weight-250g.png?v=1781169761&width=1445)
