• DRAINAGE
  • SUPPLY
  • COMPLIANCE
  • HUMAN

How to size plumbing pipes with your AI client

Connect your AI to the Plumbing Fixture Units Calculator to turn fixture lists into specific pipe diameter requirements.

Ask AI about this page

Short answer

How do I size plumbing pipes using AI?

You give your AI the fixture counts and load types, and it calculates the minimum required pipe diameter using code-compliant math. You'll get specific diameter results for both drainage and water supply systems.

Calculated outcomes

What you get from the AI

The AI processes your fixture data to produce these specific results.

DRAINAGE

Drainage pipe sizing

The AI calculates the minimum diameter needed for waste and vent lines based on your fixture units.

SUPPLY

Water supply sizing

Get the required pipe diameters for water supply lines to handle your specific load requirements.

COMPLIANCE

Code-compliant math

The calculations follow standard plumbing math to ensure the diameters meet necessary load standards.

HUMAN

Final design review

You take the AI's diameter estimates and apply them to your actual blueprints or site plans.

The workflow

What your AI does when the data arrives.

Your AI uses specialized math tools to translate fixture lists into pipe specifications.

  1. Analyze fixture loads

    The AI looks at your list of plumbing fixtures to determine the total load for the system.

    estimate_minimum_pipe_diameter

  2. Calculate diameters

    The AI runs the math to find the smallest pipe size that can handle the calculated load.

    estimate_minimum_pipe_diameter

  3. Verify supply lines

    The AI checks the water supply requirements separately from the drainage requirements.

    estimate_minimum_pipe_diameter

  4. Format results

    The AI presents the required diameters in a clear format for your project documentation.

    estimate_minimum_pipe_diameter

Try it

Copy these to start.

Use these prompts to kick off your calculations.

Starting points

Swap the bracketed text with your actual fixture counts and system types.

Plumbing Fixture Units Connector

You're all set. Choose your MCP client and follow the setup instructions.

Connector linkhttps://edge.vinkius.com/vk_preview_Cx3N4FVfJZC8en65Flegv6dvuLHyXDoJKWzAv7oX/mcp

Claude Desktop

Follow the steps below to connect in seconds.

  1. 1In Claude Desktop, open Settings → Connectors.
  2. 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
  3. 3Click Add and start a new chat — Plumbing Fixture Units capabilities are ready to use.
Configuration · claude_desktop_config.jsonCopy
{
  "mcpServers": {
    "plumbing-fixture-units-calculator-mcp": {
      "url": "https://edge.vinkius.com/vk_preview_Cx3N4FVfJZC8en65Flegv6dvuLHyXDoJKWzAv7oX/mcp"
    }
  }
}
Copy into chat04

  • Calculate the minimum drainage pipe diameter for a system with 2 toilets, 3 sinks, and 1 shower.

  • What size water supply pipe do I need for a load of 15 fixture units?

  • Size the drainage lines for a residential bathroom with a tub, toilet, and vanity.

  • Give me the minimum pipe diameters for a commercial kitchen with 5 high-flow faucets.

  • Claude
  • ChatGPT
  • Cursor
  • VS Code
  • Windsurf
  • Claude Code
  • JetBrains
  • Cline

Start here

Connect Plumbing Fixture Units Calculator once, then ask.

One connection links the calculator to your AI client. Your credentials stay encrypted and private.

Connect Plumbing Fixture Units Calculator to your AI

FAQ

Common questions

  • 01

    Can the AI design my entire plumbing layout?

    No. The AI only calculates specific pipe diameters based on the loads you provide.

  • 02

    Does the AI handle local plumbing code variations?

    The AI uses standard plumbing math for fixture units, but you must verify these against your local jurisdiction's specific codes.

  • 03

    Can the AI order the pipes for me?

    No. The AI only provides the calculated diameter requirements.

  • 04

    Can I upload a PDF of my blueprints?

    No. You need to provide the fixture counts and load types as text for the AI to process.

  • 05

    Will the AI change my existing plumbing plans?

    No. The AI only provides calculations; it cannot access or modify your local files or CAD drawings.

  • More questions about Plumbing Fixture Units Calculator? The Connector page answers them. See everything the Plumbing Fixture Units Calculator Connector can do

Connect Plumbing Fixture Units to Claude, Cursor, ChatGPT & more