Water & Flood Detectors
261 productsUpdated April 2026
Marsh
Marsh ENSIGN 4 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 250mm Riser andamp; 200mm AVR Unit - Gravity Outlet
£2931.13
2 offers
Marsh
Marsh ENSIGN ULTRA 6 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 750mm Riser - Gravity Outlet
£8.34
2 offers
Marsh
Marsh ENSIGN ULTRA 10 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 750mm Riser andamp; 300mm AVR Unit - Pumped Outlet
£25.26
2 offers
Marsh
Marsh ENSIGN 4 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 200mm AVR Unit - Gravity Outlet
£2807.42
2 offers
Marsh
Marsh ENSIGN 4 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 1000mm Riser andamp; 200mm AVR Unit - Gravity Outlet
£2983.52
2 offers
Faes
Faes TECHNO20 20m Float Switch
£79.98
2 offers
Marsh
Marsh ENSIGN ULTRA 12 Person Sewage Treatment Plant with Beacon Alarm - Gravity Outlet
£25.26
2 offers
Marsh
Marsh ENSIGN ULTRA 10 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 250mm Riser - Gravity Outlet
£639.13
2 offers
Marsh
Marsh ENSIGN 10 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 1000mm Riser - Pumped Outlet
£3837.83
2 offers
Marsh
Marsh ENSIGN 4 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 250mm Riser - Gravity Outlet
£2787.05
2 offers
Marsh
Marsh ENSIGN 10 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm - Gravity Outlet
£3078.12
2 offers
Marsh
Marsh ENSIGN 12 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 250mm Riser - Gravity Outlet
£3420.13
2 offers
Marsh
Marsh ENSIGN ULTRA 4 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 1000mm Riser - Gravity Outlet
£5686.16
2 offers
Marsh
Marsh ENSIGN 6 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 250mm Riser - Gravity Outlet
£2765.22
2 offers
Marsh
Marsh ENSIGN 6 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm - Pumped Outlet
£3223.66
2 offers
Marsh
Marsh ENSIGN ULTRA 10 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 500mm Riser - Gravity Outlet
£1212.91
2 offers
Marsh
Marsh ENSIGN ULTRA 10 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm - Pumped Outlet
£75.20
2 offers
Marsh
Marsh ENCO 12 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 750mm Riser - Pumped Outlet
£3891.68
2 offers
Marsh
Marsh ENCO 10 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 500mm Riser - Gravity Outlet
£3073.75
2 offers
Marsh
Marsh ENSIGN ULTRA 6 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm - Gravity Outlet
£8.56
2 offers
Marsh
Marsh ENSIGN ULTRA 10 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 200mm AVR Unit - Gravity Outlet
£1342.15
2 offers
Marsh
Marsh ENCO 10 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 750mm Riser - Pumped Outlet
£3673.37
2 offers
Marsh
Marsh ENSIGN 10 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 250mm Riser - Pumped Outlet
£3783.98
2 offers
Marsh
Marsh ENCO 10 Person Sewage Treatment Plant with Pressure Switch Beacon Alarm andamp; 500mm Riser andamp; 200mm AVR Unit - Gravity Outlet
£3217.84
2 offers