Fok Bio Factor VL boosts development, bone and scale strength, colour, and your Koi's hunger in addition to improving water purity and quality. lowers blanket weed
Leading water additive in Japan
Once a week, combine 50g in a watering can and add it to the pond to treat 2200 gallons.
In Japan, Fok Bio Factor VL is the most popular conditioner. By utilising water purification bacteria and minerals, Fok Bio Factor VL encourages good water quality while accelerating fish growth.
FOK Bio Factor VL will enhance the clarity and quality of your water, making it truly sparkle!
FOK Bio Factor VL improves your Koi's colour and lustre while promoting bone and cellular growth.
Additionally, you can add 1.5 kg of FOK Bio Factor VL to your koi food.
Feed FOK Bio Factor VL 1.5 kg together with koi food.
Use 1.5 kg of FOK Bio Factor VL to moisten koi food and dust.
After adding water and honey to the koi meal, add 1.5 kg of FOK Bio Factor.
Is delivery free?
We offer free delivery on the majority of our products over £50. This excludes live fish and bespoke filters. Delivery to UK mainland addresses is £3.95 as standard, or £6.95 for express.
How do I return a product? Get in touch via email or phone and let us know your problem, we will then help as much as possible. A postage address will be given for you to return the product back to us, and postage will be refunded where applicable to our terms and conditions, which are in line with consumer rights.
At Steel City Koi, we offer a wide range of safe and secure payment options when shopping with us.
Accepted payment methods:
Debit/Credit Cards (Inc American Express)
BACS (for faster dispatch of products) please get in touch for this
Cash upon collection *only for live fish
Pay Later options currently include Klarna and Clearpay