Hercules® Un-purple Primer removes contaminants such as surface dirt, grease and grime as well as softens the pipe surface to allow for a fast, secure solvent weld. It finishes clear but shows purple under UV light, and applies easily with included in-lid dauber. Behold the power of Hercules®, products built to last and trusted by plumbers to withstand even the toughest conditions.

• 16 oz. clear primer
• For use on PVC and CPVC pipe and fittings
• Appears clear but shows purple under UV light
• Removes surface dirt, grease and grime
• Softens pipe surface to allow for a fast, secure solvent weld
• Allows for a fast, secure solvent weld
• Easy to apply on any diameter of PVC or CPVC piping with included in-lid dauber
• Recommended application temperature of 40°F to 110°F / 4°C to 43°C
• All Hercules solvent cement and primer products are certified to UL Greenguard Gold
• Low VOC, high performance primer meets California South Coast Air Quality Management Districts (SCAQMD) 1168/316A or BAAQMD Method 40 requirements, meets ASTM Standard F656 and complies with NSF/ANSI 61 health effects requirements
• Please refer to the Oatey Limited Warranty for warranty details