Pump Marvel Garden Hose Vacuum Pump | No Electricity | Drains Spas, Pools & Basements to 1/8" gravity filter parts TDS/EC readings only

TDS/EC readings only

pH Calibration: up to 3 point automatic pH calibration | 7 standard buffers (pH 1

and temperature with exceptional ±1% accuracy

No calibration required

EC Accuracy: ±2% F

Pump Marvel Garden Hose Vacuum Pump | No Electricity | Drains Spas, Pools & Basements to 1/8" gravity filter parts TDS/EC readings onlyPump Marvel The Garden Hose Powered Vacuum Pump That Drains Spas, Pools & Basements to 1 8" Pump Marvel is a true pump not a siphon. Powered entirely by your garden hose water pressure, it requires no electricity, no moving parts, and no priming. Every gallon of hose water that enters Pump Marvel draws up to 3 additional gallons from the vessel being drained and ejects 4 gallons out of the discharge hose draining 13 times faster than siphoning or