Sump Pumps & Waterproofing
Sump pump installation, battery backups and French drains for Long Island basements that take on water every nor’easter.
Local, licensed, and clear from the start
We diagnose before quoting, explain the options in plain language, and agree a flat price before tools come off the truck. Drop cloths go down first and the mess leaves with us.
A real person answers
Flow's is one Massapequa shop with a stable four-person crew. You know who is arriving, when to expect them, and what the work will cost.
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