Product Info Catalog Plumbing Pumps Sump Inline Sump CHK Valve Inline Sump CHK Valve Request a Quote UPC: 659647152087 SKU: 235823 Model Number: SPC-150 1-1/4" - 1-1/2", Plastic Inline Sump Check Valve, Prevents Back Flow To Sump Pumps, Fits Both Pedestal & Submersible Sump Pumps With 1-1/4" Or 1-1/2" Discharge.