ORCA Drain GH300

For the large areas with depth limitations which require a commercial drainage solution with attractive grate options, GH300 is the answer.

Orca Drain GH300 series is manufactured from corrosion resistant polymer concrete with cast in galvanised steel edge rails. Orca polymer concrete is non flammable, frost proof and resistant to weathering and diluted acids and alkali’s.

Orca Drain GH300 grates lead the industry in design and quality. GH300 channel grates are engineered to meet the following standards:

AS3996:2006 Access covers and grates

AS4586:2013 Slip resistance classification of new pedestrian surfaces

AS1428.1 Design for access and mobility

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ORCA GH300 Channel Details

NamePart No.Polymer concrete channel typeClass loadWidth C/O (mm)Length O/A (mm)Start depth (mm)End depth (mm)Cross sectional
open area (mm²)
Weight (kg)
GH300600020Galvanised steel edge channel 300Wx130D D210 300mm 1000mm130mm130mm2938634kg

ORCA GH300 Grate Options

Orca Drain GH300 series is manufactured from corrosion resistant polymer concrete with cast in galvanised steel edge rails. Orca polymer concrete is non ammable, frost proof and resistant to weathering and diluted acids and alkali’s.

Compressive Strength: 95 MPa Water Absorption: 0 – 0.06% Density: 2300 kg/m3
Mannings Roughness: n=0.011

Orca Drain GH300 grates lead the industry in design and quality. GH300 channel grates are engineered to meet the following standards:

AS3996:2006 Access covers and grates
AS4586:2013 Slip resistance of new pedestrian surfaces AS1428.1 Design for access and mobility

NamePart No.DescriptionClass loadWidth C/O (mm)Length O/A (mm)Slot widthIntake area mm2/meterMaterialWeight (kg)
G301G301Ductile iron heel safe grate D210 300mm 500mm7mm149850Ductile12
G302G302Ductile iron galv heel safe grate D210300mm 500mm7mm149850Ductile Galv12
G305G305Galv griptech heel safe grate B80300mm 1000mm6mm258320Galv24
G308G308Galv mesh heel safe grateD210300mm 1000mm8mm228750Galv24