Twin 20″ Big Blue Rainwater Filter Kit


  • Twin 20″ Big Blue Rainwater Filter Kit
  • NSF 42 Certified
  • Plug and play system
  • Whole house POE system for large houses
  • Best for rainwater tank use
  • 5 year warranty on housings and caps
  • Fully assembled in Bundaberg
  • Picture shows optional gauges


Having the advantage of not being aligned with any specific manufacturer allows us to investigate, and where appropriate implement state of the art water treatment products and systems. In this case we offer the Pentek Big Blue filter housings as the base of our Twin 20″ Big Blue Rainwater Filter Kit whole house filtration applications. The Pentek filter housings are NSF 42 certified.


  • Pentair NSF/ANSI 42 Certified
  • 1″ Full Flow Inlet & Outlet
  • Includes stainless steel mounting bracket, screws, and filter wrench.
  • Includes filters.
  • Flows up to 60 LPM. (Dependant on pump capacity)


  • Whole house point of entry (POE) filtration system for larger houses on rain water.
  • Ultra-D filter is an excellent alternative to a UV system.



  • UV Guard SLT-40 46l/m UV disinfection with standard features.
  • 3 liquid filled 0-100psi pressure gauges and air relief valve. (You require 3 gauges to determine which filter cartridge requires servicing saving you unnecessary replacement costs)
  • 900mm x 1″ Flexcon chrome flexible connection tubes and 2 x 1″ brass nipples.

It is recommended the 20″ x 4.5″ Whole House Big Blue Twin system only be used on water that is clear and free from observable sediment. The triple filter kit should be used for higher sediment loaded water.