Sometimes regulators have left handed threads instead of the normal right handed. You might actually be tightening it rather than loosening it.
On tap: BCB Porter, $12 Cream ale, Amarillo Pale Ale, Simcoe Pale Ale
Kegged: Amarillo Pale Ale, Simcoe Pale Ale, $12 Cream ale
Primary: Calypso Pale Ale (x2)
On Deck: Lake Walk Pale Ale, BCB IPA