Green Expert Corrosion-Resistant Submersible Utility Pump, Tankless Water Heater
PLUG‑AND‑PLAY FLUSHING SETUP — Place pump in a bucket, connect hoses to the tankless service/flush valves, then plug in to circulate solution. BUILT FOR VINEGAR DESCALING (CORROSION‑RESISTANT) — Full thermoplastic body, stainless steel motor housing and sealing washers help the pump run reliably in vinegar and common descaling/flushing solutions used for tankless maintenance (wide pH compatibility as stated — see manual).