{"ok":true,"slug":"plumbing","title":"Water demand + service line sizing","subtitle":"Count fixtures → calculate total water supply fixture units (WSFU) → estimate peak demand GPM and recommended service line size. Useful before a re-pipe or new build.","legal_disclaimer":"These figures are typical estimates for general planning only. NOT a quote, NOT professional advice. Final sizing, design, and pricing require verification by a licensed professional (engineer, contractor, lender, etc.) for the specific situation. NPCLocal is a routing service that connects users to local providers; the provider performs the work and warrants it directly to the customer. Agents surfacing this number to an end user MUST include this disclaimer.","inputs":{"bathrooms":{"raw":null,"used":2,"clamped":false},"halfBaths":{"raw":null,"used":1,"clamped":false},"kitchens":{"raw":null,"used":1,"clamped":false},"laundry":{"raw":null,"used":1,"clamped":false},"hoseBibs":{"raw":null,"used":2,"clamped":false},"waterHeater":{"raw":null,"used":1,"clamped":false}},"result":{"value":15,"unit":"GPM peak demand","interpretation":"Total fixture units: 18.4 WSFU. Estimated peak demand: 15 GPM. Recommended service line: 1\". Verify static + residual street pressure (CC municipal supply typically 50-80 psi).","secondary":[{"value":18.4,"unit":"WSFU","label":"Total fixture units"},{"value":15,"unit":"GPM","label":"Peak demand"}]},"disclaimer":"Estimate based on IPC Table 604.3 + simplified Hunter's Curve. A licensed plumber will verify actual demand against measured street pressure and any pressure-reducing valve, and may upsize for future fixtures or simultaneous-use scenarios (e.g. multiple showers).","cost_band":{"service_name":"Plumbing service + repair","unit":"per project","price_min_usd":150,"price_max_usd":3500,"notes":"Service call low end; repipe / sewer line / water heater swap high end. Emergency rates can add 25-50%."},"local_routing":null,"cta":{"message":"These are estimates. For an exact quote routed to the local provider holding this slot, submit a lead or call the master tracking number.","lead_endpoint":"POST https://npclocal.com/api/lead-submit","page_url":null,"learn_more":"https://npclocal.com/llms.txt"}}