Oatey® PVC Rain-R-Shine Medium Bodied Fast Set Blue Cement is recommended for pool and spa, irrigation, potable water, pressure pipe and DWV applications. It is formulated for wet conditions and quick pressurization, and is easy to apply. This blue, medium bodied, fast set cement can be used to solvent weld all schedules and classes of PVC pipe and fittings up to 6 in. diameter with interference fit. Oatey products have earned the trust of plumbing professionals for over 100 years.