This Quartz Sleeve is a compatible replacement for the Polaris Scientific UVA-1C ultraviolet sterilization systems. This replacement sleeve is 254 mm and made for a 10W UV Lamp. Quartz Sleeves provide thermal protection for the system's UV lamp and protects it from possible damage. 

Specifications:

• Inside Diameter: 20 mm
• Outside Diameter: 23 mm
• Length: 254 mm
• Length (inches): 10"
• End Type: Closed One End

NOTE: It is recommended to clean and inspect the quartz sleeve each year when replacing your UV lamps. Replace your quartz sleeve if damaged, or if it cannot be cleaned by non-abrasive methods. 

This Quartz Sleeve is an equivalent replacement for the following products:

Brand	Model
Aqua Sun International	QS10, US100
Pentek, Inc.	163504, 163003, 163005, UV-110, UVS-110
Pura Water Products, LLC	#10, 22-100, 36003033, QS10, UV1-ECB
UV Superstore	QPD10, UV36003033
Polaris Scientific UV	QS10