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Building water management
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Building water management for collection, control, treatment and distribution in commercial, public and residential projects. Rainwater harvesting, attenuation and SUDS. Roof and surface drainage channels, gutters and downpipes. Pumps, booster sets and pressure control. Storage tanks, separators and treatment. Pipework, valves and meters. Leak detection, backflow prevention and greywater recycling.
Building water management - helping you find the best solution for your project.

Wavin Osma waste & traps for managing waste water
OSMA push-fit and solvent weld waste ranges, used alongside the trap, overflow and condensate ranges, can be used to meet all soil system installation requirements. Solvent weld system manufactured in ABS with secure jointing, wide range of fittings (32/40 & 50mm) and black, grey and white colour options. Kitemarked to BS EN 1455-1:2000 Wavin Osma
Delta High Level Alarms
Delta high level alarms provide independent warning of high water levels in sump chambers and packaged pump stations. They activate an audible and visual alert if water rises above the normal operating level, typically due to pump failure or power issues. All models include internal battery backup and are designed for use with Delta sump pumps and- PRODUCT
Delta Membrane Systems
Delta Smart High Level Alarms
Delta HLA Plus is an advanced smart high-water level alarm and monitoring system that provides real-time tracking, notifications, and data logging for pumping stations. It delivers audible and visual alerts plus remote monitoring via the Delta Pumps app, enabling proactive management of basement drainage systems. All models include lithium-ion
800 Series Dual V3 Foul (800.1750) packaged pumping station
The robust and reliable Delta Bespoke 800 Series – Dual V3 Foul (800.1750) Packaged Pumping Station has been specifically designed to collect foul and/or grey water from basements, below ground structures and ground floor extensions or where foul water cannot be drained by gravity. For kitchen applications we recommend fitting a grease trap prior- PRODUCT
Delta Membrane Systems
SDS Intellistorm® - smart rainwater recycling and attenuation system
SDS Intellistorm® is a smart rainwater recycling and attenuation system designed to manage stormwater and maximise rainwater reuse using a single tank. It uses live weather data to control water storage and release, reducing mains water use, flood risk, and the need for extra tanks or land
Pumping station design, build & commissioning service
Colloide designs and builds high-quality pumping systems for pumping anything from pure water through to heavy slurries. Systems will have one or more pumps at the core, but with ancillary equipment designed into it. Variances include: various pump types such as submersible / dry well end suction / progressive cavity / vertical multistage etc
Delta Dual V4 packaged pumping station
The Delta Dual V4 packaged pump station has been designed specifically to work in unity with the Delta cavity drained system (Type C waterproofing) to collect groundwater via a perimeter channel or modular drainage. Delta Dual V4 is suitable for collecting groundwater from a 150m² basement that requires a head height of up to 8m. It is capable of- PRODUCT
Delta Membrane Systems
Delta Battery Backup V3 Plus for sump pumps - DMS E024
The Delta Battery Backup V3 Plus is specifically designed for basement drainage systems (submersible pumps/sump pumps) when there is a loss of mains power. The Delta Battery Backup Plus will keep submersible pumps running during a power outage, ensuring pumps are continuously running, keeping structures dry. The Delta Battery Backup V3 Plus- PRODUCT
Delta Membrane Systems
Delta Battery Backups
Delta battery backups are designed to provide uninterrupted power to submersible sump pumps during mains power failure. They automatically switch to battery power, ensuring continued operation of drainage systems and helping to prevent flooding. All units operate with 230 VAC single-phase supply and are compatible with Delta sump pumps and- PRODUCT
Delta Membrane Systems
Delta Battery Backup V3 Plus for sump pumps - DMS E023
The Delta Battery Backup V3 Plus is specifically designed for basement drainage systems (submersible pumps/sump pumps) when there is a loss of mains power. The Delta Battery Backup Plus will keep submersible pumps running during a power outage, ensuring pumps are continuously running, keeping structures dry. The Delta Battery Backup V3 Plus- PRODUCT
Delta Membrane Systems
Intellistorm® system for water reuse on residential schemes
SDS’s WaterBank® Intellistorm® rain and grey water recycling system enables a site to maximise rainwater reuse and minimise discharge to drain, operating entirely under its own control. SDS WaterBank® intelligent rain- and grey- water recycling system provides an integrated water management and delivery platform
Delta 695 groundwater sump pump chambers for Dual V3, V4 and V6
Delta 695 sump pump chambers have a unique design, impressive storage capacity, and provide exceptional durability. They are suitable for ground and surface water collection. Suitable for all Delta Dual V3, V4 and V6 pump stations. Features include: Finite Element Analysis (FEA); channel locators to ease installation; cable duct height option; sealing lip
Delta Battery Backup V4/6 Plus for sump pumps - DMS E027
The Delta Battery Backup V4/6 Plus is specifically designed for basement drainage systems (submersible pumps/sump pumps) when there is a loss of mains power. The Delta Battery Backup Plus will keep submersible pumps running during a power outage, ensuring pumps are continuously running, keeping structures dry. The Delta Battery Backup V4/6 Plus- PRODUCT
Delta Membrane Systems
Delta Bespoke 800 Series Dual V6 (800.1250) pumping station
The robust and reliable Delta Bespoke 800 Series – Dual V6 (800.1250) Packaged Pumping Station has been specifically designed to collect ground and surface water from basements, below ground structures. Delta Bespoke 800 Series – Dual V6 (800.1250) offers a higher discharge head to the Delta Dual V3 and V4 range. Typical applications include (but
Delta Bespoke 800 Series Dual V6 (800.1500) pumping station
Delta Bespoke 800 Series – Dual V6 (800.1500) offers a higher discharge head to the Delta Dual V3 and Dual V4 range. Typical applications include (but are not limited to) Type C, Cavity Drained Waterproofing solutions and/or surface water from roofs, buried roofs, terraces and patios (subject to selection criteria). Delta Bespoke 800 Series – Dual
Precast concrete rainwater harvesting chambers
Rainwater Harvesting Chambers are bespoke precast concrete storage units designed for use in rainwater harvesting systems. They support environmental water management by collecting filtered rainwater, typically from rooftops, for reuse in residential, commercial, industrial and agricultural settings. The chamber complies with Environment Agency
Delta V3 Foul Battery Backup for sump pumps - DMS E030
The Delta Battery Backup Foul V3 is specifically to provide power to one Delta Foul V3 Packaged Pumping Stations or a Delta Single Foul 800 Packaged Pumping Station when there is a loss of mains power. The Delta Battery Backup Foul V3 will keep submersible pumps running during this power outage, so that you can continue to use your appliances. The- PRODUCT
Delta Membrane Systems
Delta Bespoke 800 Series Dual V4 (800.1250) pumping station
The robust and reliable Delta Bespoke 800 Series – Dual V4 (800.1250) packaged pumping station has been specifically designed to collect ground and surface water from basements and below-ground structures and offers a higher discharge head to the Delta Dual V3 range. Typical applications include (but are not limited to) Type C cavity-drained
800 Series Dual V3 Foul (800.1250) packaged pumping station
The robust and reliable Delta Bespoke 800 Series – Dual V3 Foul (800.1250) Packaged Pumping Station has been specifically designed to collect foul and/or grey water from basements, below ground structures and ground floor extensions or where foul water cannot be drained by gravity. For kitchen applications we recommend fitting a grease trap prior- PRODUCT
Delta Membrane Systems
Dual V3 sump pump station
The Dual V3.1 groundwater sump pump is suitable for use where 1 or less inlet is required and space is limited. This packaged pump station is designed to collect ground water via a perimeter channel or 110mm pipes (129 detail) and / or clear opening to the top of the chamber: designed specifically for below ground applications; HDPE chamber; able
Delta Bespoke 800 Series Dual V6 (800.1750) pumping station
The heavy-duty Delta Bespoke 800 Series – Dual V6 (800.1750) packaged pumping station is specifically designed to collect ground and surface water from basements, below-ground structures. Typical applications include Type C cavity-drained waterproofing solutions and / or surface water from roofs, buried roofs, terraces and patios (subject to- PRODUCT
Delta Membrane Systems
Delta 895 foul sump pump chamber
Delta 895 chambers are designed for foul and grey water collection. Delta V3 foul packaged pump stations are suitable for collecting wastewater from kitchens, bathrooms and / or utility rooms and discharging this into the mains drainage system. Delta Foul V3 is an effective way of moving foul / grey water to where it needs to be: new unique
Delta HLA Plus - Foul Water & 800 Series - high water level alarm
The Delta HLA Plus smart high water level alarm and monitoring system is capable of delivering real-time monitoring and notification services for Foul and Delta 800 Series packaged pumping stations. It can also be retrofitted to existing pumping stations. For all important or time-sensitive notifications, the Delta HLA Plus allows homeowners- PRODUCT
Delta Membrane Systems
Stainless steel box drains
Lang+Fulton, in partnership with Gridron, a leading Italian manufacturer of drainage systems, offers stainless steel box drains made to the highest quality. The company provides a full design service or will assist with technical support during the development of a project. Standard sizes are available promptly from stock; custom sizes to order

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