Kalkwasser Stirrer 1000 for aquariums up to 400 gallons
Simple and reliable way to add kalkwasser to your aquarium
Kalkwasser might be old-school but these uniquely "revolutionary" stirrers bring the legendary calcium and alkalinity solution into the new millenn...
Thank you, that was excellent customer service, I have told all my reef buddies about my experience. I really appreciate it.