The Reef Tank banner

pur

  1. The THINK Tank
    Which colors of light found in the PAR spectrum best support zooxanthellae? In what ratios? The purpose of this thread is to host a discussion in which we will share knowledge about zooxanthellae and the conditions best for its growth and development (with an emphasis on PUR). For a...
  2. General Reef Discussion
    I was shopping at Wall Mart and happened to walk past this water filter today called a ZeroWater filter. Anyways it claimed to produce zero TDS water and the filter included a HDM brand TDS digital meter. Not having a RODI unit i bought it for $35. My old Pur water filter actually raised my tap...
  3. General Reef Discussion
    Anyone ever used a PUR meter or know where to get one?
Top