Stormwater surface channels and grates are purpose designed to collect and redirect surface water away from paved or hard standing areas.
Drainage Control NZ LTD only use high-quality channel drainage systems designed for domestic commercial projects, in the Greater Wellington Region.
Surface water management for upgrading a driveway patio drainage or a larger commercial project, Channel Drains are an effective drainage solution for your project.
Most Channel Drains are installed flush with the ground surface and covered with a variety of different grate options – from standard high-grade plastic to galvanised, & cast iron for heavy applications.
Top Tip
Keep overhanging trees, shrubs away from Channel & Grates to prevent leaf drop off blocking the Grates
How do Channel Drainage Systems work?
Channel & grate channels are designed to intercept surface water before it can pool or flood an area. The channels typically come in 1-meter and 3-meter lengths, end caps and outlet connections.
Stormwater is directed to the channel grate and directed to the Silt Sump, where it connects to the underground stormwater system.
Benefits
- This prevents surface water flooding
- Standing water near entrances and garages
- Erosion and water damage to properties
Where are Channel Drains used?
They are ideal for driveways drainage, installing a drainage Channel at the bottom of a driveway helps prevent stormwater runoff flowing towards garages, homes or public footpaths.
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Patio Drainage
Installing Channel & Grate in patio areas helps to direct standing water around the perimeter or entrance doors to appropriate outfall. This helps to keep outdoor areas safe dry and usable all
year round.
Commercial Drainage Systems
Commercial properties often require heavy duty stormwater systems capable of handling large volumes of water and heavier traffic loads – most common being;
- Car parks
- Commercial businesses
- Industrial yards
- Public Walkways
These Channels are installed with heavy duty grates usually cast iron or galvanised. These are often installed with rebar and lockable grates.
Slot Drains
Slot drains are a popular and modern application for a minimal appearance making them popular in architectural projects to modern swimming pool areas.
Maintenance
Stormwater Channel & Grate applications require regular clearing, physical checks and cleaning to prevent Channels blocking. This involves removing the grates, cleaning out residue in channel and washing to maintain water flow.
Regular Maintenance with Drainage Control NZ LTD ensures your stormwater system remains fully functional and compliant with local regulation.
- Prevents costly flooding
- Protects buildings
- Reduces land erosion
