Marsh Ultra Model 6 Sewage Treatment Plant

Marsh Ultra Model 6 Sewage Treatment Plant

Item: 149136

MPN: MODEL 6

Introducing the latest innovation in domestic sewage treatment technology, the Marsh Ultra:Polylok L (UPL).

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£2,184.00 inc VAT(£1,820.00 ex VAT)

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Expires 31st July 2025

Product Description

Introducing the latest innovation in domestic sewage treatment technology, the Marsh Ultra:Polylok L (UPL).


The UPL draws upon Marsh Industries’ extensive experience in the industrial and commercial sewage treatment sectors bringing its outstanding performance and added-value engineering to the domestic sector.










  • Tested and approved to the most stringent European Standards: EN12566-3: 2005+A1:2009

  • Small footprint and shallow dig for easy installation provides enhanced health and safety benefits

  • Heavy duty shell as standard enables installation in all ground conditions. Unique ‘keying-in’ lip assists anchoring into granular or concrete surrounds

  • Near silent, energy efficient compressor (located externally) with integral alarm (approximate annual running costs of £35 p/annum)

  • High specification bio-media (310m3 per m2) and membrane diffuser ensures even circulation and maximum treatment efficiency

  • Unique Polylok tertiary filter reduces suspended solids and BOD by a further 40% helping to extend drainage field life

  • Sludge return pipe improves system circulation

  • Variable inverts for ease of installation at various depths – 250, 500 and 750mm risers available

  • Pumped outlets available








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