G3 – The smaller, economical model that still provides the same quality filtered water.

The G3 is the most economical model in the Global Water™ line. It has a large dispensing gap for both hot and cold water temperatures, and its compact height makes it one of our most popular models for office settings.

  • Dimension: 13″W x 15″D x 42″H
  • Shipping Weight: 58 lb
  • Cold tank volume: 1 gal
  • Hot tank volume: 0.5 gal
  • Cooling Rate 1.5 gal/hr 37-50 °f
  • Heating Rate 1.3 gal/hr 180 °f
  • Large dispensing gap ideal for filling large bottles
  • LED lights let you know water has reached hot temperature Filter assembly is easily accessible
  • Stainless steel hot and cold tanks
  • Power switches for hot/cold tanks
bluline water coolers model g3
G3 with 4 stage 50 GDP RO system G3RO
G3 with 3 stage filtration G3F
G3 with 4 stage (UF) ultra-filtration membrane G3UF
Specialty filters and upgrades
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Filtration System

3 Stage Filtration or 4 Stage Reverse Osmosis Filtration Technology

Stage 1
5 Micron Sediment Filter

The first stage is a 5 micron Sediment filter that helps reduce Sediment such as sand, rust and silt that is present in most municipal water sources.

Stage 2
1 Micron Granulated Activated Carbon Filter

The second stage of filtration is a 1 micron granulated activated Carbon filter.

Stage 3
0.5 Micron Carbon Block Filter

The third stage is a 0.5 micron Carbon block filter, which gives the water a final “polish.”

- OR -

Stage 4
Reverse Osmosis Technology

The fourth stage utilizes Reverse Osmosis technology, which reduces any molecular compounds smaller in size than water molecules. Such compounds include salt, magnesium, iron, fluoride, lead, and calcium.


Filter life 2,500 Gallons or every 6 months
(whichever occurs sooner)