Regulations
Passes the Australian drop Tests.
Mounting
A single clamp-band fits around the circumference of the manhole cover and the corresponding coaming which is tightened using a single bolt. Care must be taken to fit this clamp band according to instructions to ensure manhole cover integrity.
IMPERIAL MODELS
VOH4102A4N0: Aluminium 18" manhole cover assembly.
VOH4102A4A0Z: VOH4102A4N0 comes with clamp band assembly and PVV104 (vapour vent).
VOH4102A4N0Z: VOH4102A4N0 comes with clamp band assembly and PVV blanking plate.
METRIC MODELS
VOH4116A8N0: Aluminium 18" manhole cover assembly (metric).
VOH4116A8A0Z: VOH4116A8N0 comes with clamp band assembly and PVV104 (vapour vent).
VOH4116A8N0Z: VOH4116A8N0 comes with clamp band assembly and PVV blanking plate.
VOH300-15P: Aluminium Coaming (plain).
VOH300-15: Aluminium Coaming (ribbed).
VOH300-17: Mild Steel Coaming - Not Drop Test Approved.
PH100-3: Nut Clamp Band.
PH100-3M: Nut Clamp Band (metric).
4370: Zinc plated flat washer 3/8 x 3/4 OD.
4877: Zinc plated BSW Bolt 3/8 x 5 HX.
5288: Z/P flat washer M10 (VOH300U-16 clamp bands).
5385: Z/P screw M10 x 130 (VOH300U-16 clamp bands).
5390: Washer Fibre Red - M8 (VOH200-5M, PVV104MZ, AVV3.0-10M).
5391: Set screw M80 x 30 (VOH22M).
VOH-16: Dip & Fill Blank Plate.
VOH-16M: Dip & Fill Blank Plate (metric).
VOH200-14: Overfill Probe Blank Plate.
VOH200-14M: Overfill Probe Blank Plate (metric).
VOH400-10: Lock Key.
AVV3.0-10: Vapour Recovery Blank Plate.
AVV3.0-10M: Vapour Recovery Blank Plate (metric).
UG101: Ullage Gauge.
VOH300-7: VOH410 Main Seal (Nitrile).