The Balliihoo 4 Inch Control Cap Is Ideal For Those Wanting To Upgrade King Kegs And Premium Barrels With A 4 Inch Cap - To Enable The Topping Up Of Co2 Pressure And Testing The Pressure Within The Barrel
Comes With A Standard Over Pressure Release / Vent And A Seperate Schrader Style Pressure Top Up And Test Valve
To Top Up The Pressure You Will Require A Control Cap Top Up Tap And 16 Gram Threaded Food Grade Co2 Bulbs (Available Seperatly)
The Barrel Pressure Can Be Monitored Using A Digital Pressure Gauge (Available Separately)
The Square Section Rubber Cap Seal Supplied Is Far Superior To The Traditional "Round Section" O-Rings. This Ensures A Good Pressure Tight Seal Without The Need For Overtightening.