Side One thread: 4" BSPP Male
Side One suits an outside diameter (OD) of: 114.3mm
Side Two plain: 4" Plain Solvent Spigot
Side Two suits an outside diameter (OD) of: 114.3mm
Comes with 2x 4" BSPP PVC-U Back Nuts
Also known as PVC Bulkhead fittings
Material: PVC-U