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.