Bluelab is a New Zealand manufacturer of PH and Conductivity meters. They have a well deserved reputation of being the worlds favourite testers, We tried many testers including Hanna, none came to par with the reliabilty, consistancy or easy of use as Bluelab.
The basic requirements for hydroponics is to ensure PH and PPM/EC levels are correct for the crop grown, with Bluelab equipment, you are guranteed accurate and reliable measurement and dosing. All items sold come with a two year/5 year replacement gurantee served on the spot by our store. They are that good.
Tip:- PH probes need to be flushed with clean water and covered after use. A simple rule for long life of PH probe is If it dries, It dies.
You can read more about the products we carry on our website or www.getbluelab.com.