Reducing Tee ISO 228 A fast, reliable, and leak-proof solution for compressed air with all materials including a 10-year guarantee. Airnet Reducing Tee D20 to 1/2″ BSP Female £57.90 Ex. VAT Add to basket Airnet Reducing Tee D20 x 3/8″ ISO £57.90 Ex. VAT Add to basket Airnet Reducing Tee D25 to 1/2″ bsp Female £63.63 Ex. VAT Add to basket Airnet Reducing Tee D40 To 1″ BSP Female £107.73 Ex. VAT Add to basket