c02

It's a long shot but I'm looking for a carbondoser with push connect fitting in good to excellent condition. The R2R members are too quick for me to buy off the forsale forums ;Sorry

ATI sunpower 48'' 8bulb fixture.2years of use.works great.comes w/ hanging kit.400.00 20lb c02 tank 3/4 full 70.00 x3 eheim jager heater 300w 20.00 each local pickup in GA. cash or zelle thanks for looking

c02 20lb tank 3/4 full.local pick up only no shipping.75.00 no paypal

Question: After seeing some suspiciously low alkalinity readings on a new Red Sea pro test kit, I started thinking about some of the RHF articles I'd previously read on the topic. Specifically: That explanation of how standard alkalinity test kits work seems to be mirrored many places across...