Colombo GH General Hardness Test Kit Pond & Aquarium Calcium Use 40 Tests
Pond Planet Direct (36839)
99.7% positive Feedback
Price:
£7.39
£3.95 delivery in 2–3 days
Estimated between Thu, 19 Jun and Fri, 20 Jun
Returns:
30 days return. Buyer pays for return postage. If you use an eBay delivery label, it will be deducted from your refund amount.
Condition:
NewNew
An optimal GH-value in fresh water aquariums and ponds is between 8 and 12°DH. You can lower the GH by refreshing water; first check the GH and add Colombo Fish Protect to the fresh water. When the GH is lower than 8°DH, you can increase it with Colombo GH+.