The vent cap is equipped with valves that automatically compensate for changes of internal tank pressure due to temperature and fuel dispensing. Pressure cap valve opens at 3 PSIG to reduce tank pressure .
Vacuum release opens at 1 PSIG as the tank cools . Lockable cap design provides added security and deters fuel theft (padlock not included) .
Specially coated base to reduce rust . Allows fluid removal at up to 30 GPM.
Compatible with diesel fuel (bio-diesel blends up to B20), gasoline (gasohol up to E15), kerosene and fuel oils. The vent cap is equipped with valves that automatically compensate for changes of internal tank pressure due to temperature and fuel dispensing.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 6.5 inch
Height : 6.4 inch
Length : 6.6 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 1.75 pounds (View shipping rates and policies)

ASIN : B009AHIE3E

Product Description

The GPI Threaded Pressure Vent Cap Assembly is designed to fit a 2-inch NPT tank opening and help adjust internal tank pressure while preventing harmful vapors from escaping into the air. The pressure vent cap assembly consists of a cast iron base that fits the 2-inch tank opening and a removable vent cap. For use with agricultural and commercial fuel transfer applications and fuel and fuel oil storage tanks. Minimum tank thickness of 13 gauge steel required.