Porvair - Filtration Group
Membrane Disc Diffusers
EPDM Membrane Disc Diffuser with stainless steel circlip or screw down lid. Porvair Filtration Group EPDM membrane disc diffusers are designed for use in both municipal and industrial wasterwater treatment applications. They can be supplied with either wastewater approved EPDM or silicone precision cut tear resistant membranes.
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SBR plant
activated sludge
- Designed for use in activated sludge and SBR plants
- High oxygen transfer effeciency across a wide range of airflows
- Tear resistant precision perforated slits
- Innovative design ensures an equal fine bubble distribution across the perforated area
- Prevents ingress of liquors into air lateral pipework in the event of blower failure
- Can be fitted with additional non-return valve to prevent ingress of water in the event of membrane rupture
PTL270 and PTL340 models only.
- ¾? male tapered threaded connection enable easy installation
- Available in 3 sizes with a choice of housings
- Promotes positive mixing if liquors
- Easily retrofitted to existing systems