Buyfittingsonline.com is now offering Winter’s Instrument PSQ 3A all-purpose quality sanitary gauges and PAG 3A pharmaceutical, food, beverage, and dairy sanitary gauges. The PSQ 3A gauges are built to withstand all sanitary applications where 3A approval is required, including food, beverage, and dairy installations. The PAG 3A PFBD sanitary gauges are built to withstand the harshest of sanitary applications and where 3A approval is also required. Both types of pressure gauges carry a 5-year warranty.