PVC Adaptor - Glued x Threaded Spigot - Socket/Spigot x Spigot (BSP) or Female/Male x Male (BSP)
Material: polyvinyl chloride - unplasticised, PVC-U

Socket/Spigot x Spigot BSP (British Standard Pipe thread) fittings are externally threaded on one side and are a glued type on the other. 
The glued side usually offers a size for both the socket and spigot connection making these a versatile fitting.

A pressure pipe fitting that provides excellent chemical resistance to most solutions of acids, alkalis and salts and solvents that can be mixed with water. Rated to 230psi/16bar.
PVC pipe and fittings are one of the most widely used materials for pipe installations. Suitable for both indoor and outdoor applications and common place on hot tubs, whirlpool baths, spas and swimming pools. All fittings and pipework have smooth bores which aid in good flow characteristics and resistance to abrasion. PVC is light to handle and can be easily jointed with a simple set of tools, PVC solvent cement and accessories.