1. Filename: C-CR-10-02Rev00Page 1 of 3Record no.: C-CR-10-02Rev00 Appendix 2(a): Water Treatment Equipment and Sampling Points Guideline for Water Treatment Equipment (Doc. No.: C-CG-10-02/Rev.00) Pre-treatment System (chapter 5.2) Legend: Optional Equipment Sample Point Guideline chapter (5.2.1) Note 1: items (5.2.1) may be positioned before or after (5.1) Note 2: item (5.2.2) may be positioned after (5.2.3). Recommended position shown. Note 3: use both sampling points if duplicate equipment installed X Feed Water Tank and Pump (5.1) Water Softener (5.2.2) Carbon Filter(s) (5.2.3) Post Carbon Cartridge Particle Filter(s) (5.2.4) 3544 Multi-Media Particle Filter (5.2.1) 1 22 Cartridge Particle Filter (5.2.1) 5 To: Primary RO From: Feed Water Supply

2. Filename: C-CR-10-02Rev00Page 2 of 3Record no.: C-CR-10-02Rev00 Secondary Reverse Osmosis ( in series) (5.4.1) 7 6 8 66 Ultrafilter (5.4.2) From: Pre-treatment Dialysis Machine 13 Primary Reverse Osmosis (5.3) Diasafe, pre-dialyser Design 1 (chapter 5.0): Direct Feed Reverse Osmosis System Legend: Optional Equipment Sample Point Guideline Chapter (5.4.1) X Central Delivery Acid Concentrate (and/or Bicarbonate - not recommended) 11 12 Distribution Loop (5.5.2) Page 2 of 3 Appendix 2(b): Water Treatment Equipment and Sampling Points Guideline for Water Treatment Equipment (Doc. No.: C-CG-10-02/Rev.00)

3. Filename: C-CR-10-02Rev00Page 3 of 3Record no.: C-CR-10-02Rev00 Appendix 2(c): Water Treatment Equipment and Sampling Points Guideline for Water Treatment Equipment (Doc. No.: C-CG-10-02/Rev.00) Legend: Optional Equipment Sample Point Guideline Chapter (5.4.4) Primary Reverse Osmosis (5.3) 6 7 9 9 Ultra Violet Steriliser (5.4.4) Submicron Membrane Filter (5.4.3) Treated Water Tank and Pump (5.5.1) 6 Ultrafilter (5.4.2) Design 2 (chapter 5.0): Reverse Osmosis System with Treated Water Storage Tank Ring Main Return to pre-RO (optional ) 8 From: Pre- treatment X Distribution Loop (5.5.2) Page 3 of 3 10 CDI / Deioniser (5.4.5) Dialysis Machine 13 Central Delivery Acid Concentrate (and/or Bicarbonate - not recommended) 11 12