K5633-C-Q filter has built-in quick connect fittings and is often used as a Reverse Osmosis (RO) inline post filter. It clips on to the membrane housing and filters the water after the bladder tank, acting as a polishing filter. Other applications include: appliances, water coolers, coffee makers, and other low flow applications. Made with Premium Coconut Shell Activated Carbon. Maximum Flow: 0.75 GPM (2.84 L/min.) Maximum Pressure: 125 PSI (8.61 bars) Maximum Temperature: 100°F. (38°C.) Service Life: 1500 gallons (5678 L) Connections: 1/4" Quick Connect Fittings built-in on both ends Manufactured by CA Ware. Made in Taiwan. Please note that on the label it says T5633-C-Q.