Inline Non-return Valve

• Inline type non-return valve manufactured from brass.
• BSP thread on all screw threads.
• Female thread on both ends
• 1 Inch BSP screw thread

Made in Italy 

1 inch inline BSP thread

The British Standard Pipe (BSP) is a family of standard screw thread types that has been adopted internationally for interconnecting and sealing pipe ends by mating an external (male) with an internal (female) thread and has been adopted as a standard scale used in plumbing fittings.