Spears® gallon size Primer-68 is a non-bodied clear primer for preparing PVC and CPVC pipes and fittings before applying solvent cement. Ideal for clear PVC pipe and fittings. Suitable for all schedules, classes, and sizes. Low VOC primer, meets SCAQMD Rule 1168/316A and ASTM F656. Clear formula leaves no residue after application. Professional grade product suitable for potable water and industrial applications.