Oatey® Hot Blue is recommended for irrigation, pool and spa, and DWV applications. It is made for wet conditions, quick pressurization and fast installation, and is easy to apply with included in-lid dauber. This blue, medium body, fast setting PVC 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.