See Also

• Recreation: Outdoors: Equipment: Water Purifiers (0)
• Shopping: Home and Garden: Kitchen and Dining: Water Treatment (100)

• Arctic - Sells British Berkefeld and Doulton water filters and cartridges.
• James Filter - Carries British Berkefeld and Doulton water filters and cartridges.
• Aerobic Oxygen - Makes and sells an additive for purifying water.
• Katadyn - Sells water purification filters. Also includes online versions of the original instructions.