needle

Hey all, I'm not sure if this has been mentioned somewhere before but I thought I'd share a little trick I learnt the other day. I have aiptasia at the back of the Reefer250 which is a bit far to reach so while looking online for longer needles I couldn't really find what I needed until I...

I'm offering a set of these Reagent Needle Guides for the Trident. These will be a 4pcs pack (one is a spare) and they are printed in ABS material for better chemical resistance. I have designed these and used them for over two months and have not seen issues with calcium, alk and mag readings...