Cherne Vacuum Test Plates
Description
• Suits a wide range of manhole diameters
• Strong, lightweight aluminium construction
• Tests manholes in minutes
• Complete with vacuum monitoring gauge
• Sealing Range 450-900 mm
• Suits a wide range of manhole diameters
• Strong, lightweight aluminium construction
• Tests manholes in minutes
• Complete with vacuum monitoring gauge
• Sealing Range 450-900 mm