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« BackFree Vents | Rim Vents | Gauge Hatches

Combined Free Vents & Sampling Hatch

Gauge Hatches combined with Free Vent Hatches

CNC 141 Series Free Vents provide easy tank access for sampling or dipping tank contents whilst allowing the tank to vent safely through the weatherhood.

• Available in aluminium, carbon steel, stainless steel
• Sizes 4″, 6″ & 8″
• Stainless screen screen mesh
• ANSI and DIN flanges
• Non sparking o ring seal
• The unit may be padlocked to ensure security when closed.

Free Vents | Rim Vents | Gauge Hatches

Tank Free Vents

Rim Vent

CNC 101 Atmospheric Gauge hatch

CNC 102 Lockable Gauge Hatch

CNC 103 Combination Gauge Hatch