Shop Pond Supplies › 1-1/4″ MPT x 1-1/4″ Barbed 90 Elbow Image 1 of 2 Image 2 of 2 1-1/4″ MPT x 1-1/4″ Barbed 90 Elbow $11.99 The ELTB-Series polypropylene fittings are ideal for many applications including ponds, fountains, statuary and aquaponics. Add To Cart Added! The ELTB-Series polypropylene fittings are ideal for many applications including ponds, fountains, statuary and aquaponics. You Might Also Like FV12H - 1/2in Hudson Fill Valve $81.00 Check Valve Adapter for Ecowave® Pump – 2″ - Item #: 88058 $11.99 270554 - Pentair 1/2" MNPT Plastic Strainers $7.99 3WV200 - 2 in Soc 3-Way Valve Assy. Jandy $229.99 IA112 - 1-1/2" MPT INLET ADAPTER $19.00