Point Four is a leading supplier of products for the measurement, control and diffusion of oxygen and other gases in water. Point Four's range of oxygenation and aeration solutions includes the highly efficient MBD and Wedge-Lock oxygen diffusers, fully automated gas injection systems, oxygen sensors and oxygen probes and monitoring and control systems.

See our Products Overview for more information.
Why choose Point Four?

Point Four serves a number of key industries and applications including -

• Aquaculture and Commercial Fish Farming
• Lake and Pond Aeration
• Hothouses/Greenhouses
• Bottled Drinking Water
• Water and Waste Water