Trench Grates & Frames

For galvanised steel trench grates application in Brisbane, Queensland, Sydney, Melbourne or Australia wide, contact Patent Products, manufacturer of quality trench grates and frames.

We offer the best solutions for domestic, commercial, industrial and civil needs.

Standard sizes of galvanised steel grates and frames are stock items.

Other sizes can be custom made, usually within one to two weeks turnaround, depending on quantity.

Patent Products also manufactures trench grates and frames from stainless steel and aluminium.

Patent Products Steel Galvanised TRENCH GRATE and ANGLE FRAME is the

simplest
neatest
most economical

best engineered way of making drainage waterway required for traffic cover.

Steel Galvanised Frames are deigned to give maximum opening, and when set in concrete, provide a strong solid base for grates to rest on

Product Code No	Clear Opening mm	Grate Width mm	Grate Depth mm	Bar Spacing mm	Frame Angle mm
PP TG 101 075 L		75	25	20*
PP TG 101 100 L	75	100	25	20*	30 x 15 x 3
PP TG 105 150 H	105	150	25	25	30 x 30 x 5
PP TG 101 150 L	120	150	25	20*	30 x 15 x 3
PP TG 101 200 L	150	200	25	20*	30 x 30 x 5
PP TG 107 215 H	150	215	32	25	40 x 40 x 5
PP TG 103 250 M	200	250	25	25	30 x 30 x 5
PP TG 107 275 H	200	275	40	25	45 x 45 x 5
PP TG 105 300 H	235	300	32	25	40 x 40 x 5
PP TG 103 300 M	250	300	25	25	30 x 30 x 5
PP TG 107 325 H	250	325	40	25	45 x 45 x 5
PP TG 103 350 L	300	350	25	25	30 x 30 x 5
PP TG 105 375 H	300	375	40	25	45 x 45 x 5
PP TG 107 395 H	300	395	50	25	55 x 55 x 5
PP TG 105 475 M	400	475	40	25	45 x 45 x 5
PP TG 107 495 H	400	495	50	25	55 x 55 x 5

* Grates with longitudinal bars. All grates are 1 metre long. Frames come in 2 or 3 m lengths

Steel Galvanised Trench Grate and Frame design allows for grates to be bolted together or bolted down to the frame to minimize noise pollution.

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