V-Notch Weir with Adjustable Height Slots and Gasket Face
A V-notch weir plate with four vertical bolt slots 8 × 30 that allow the crest height to be adjusted and a machined gasket face on the back so it seals against the tank wall.

3D illustration of the reference design
A cover for a cable trench or sump: 5 mm chequered plate with a 40 mm return so it sits flush in its frame, with recessed handles for lifting.
| Panel | 800 × 400 mm, t 5, plain |
|---|---|
| Material | Mild-steel HR sheet/plate |
| Finish | Hot-dip galvanised |
| Product code | 12.42 |
A V-notch weir plate with four vertical bolt slots 8 × 30 that allow the crest height to be adjusted and a machined gasket face on the back so it seals against the tank wall.
800 × 800, 3 mm Chequered Plate, Hinged, with Gas Spring and Lock
A sharp-crested weir plate for a settling or clarifier tank, with a 90° V-notch that meters and levels the overflow. Flow through a 90° V-notch is Q ≈ 1.38·H^2.5 (m³/s, H in metres).
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