This Red Hot Clear Primer is a premium, industrial-grade formula, designed for joining PVC and CPVC pipes and fittings with exceptional strength and durability. Its aggressive softening action penetrates and softens the outer surfaces of pipe and fittings, enhancing the ability of the solvent cement to fuse the joining surfaces effectively. Specifically recommended for Schedule 80 and large-diameter pipes, this primer ensures reliable performance in demanding applications. The clear formulation provides clean joints in exposed installations, while its suitability for cold weather conditions makes it versatile for various environments. Compatible with nearly any solvent cement (excluding ABS), this Red Hot Clear Primer is the ultimate choice for professional-grade pipe joining.