From the creator of iBend Pipe — trusted by pros for over a decade.
PipeNWire is your fast, reliable, and NEC-compliant conduit fill calculator, rebuilt from the ground up for today’s electricians. Whether you’re in the field or planning ahead, PipeNWire makes it easy to determine the right conduit size based on your selected wires, pipe material, and desired fill percentage.
Accurate. Intuitive. Built for the trade.
FEATURES:
• Conduit Fill Calculations Made Easy
Choose your conduit material (EMT, IMC, etc.), select wire types and gauges, and pick your target fill percentage (e.g., 40%, 53%). PipeNWire instantly shows the smallest compliant conduit size based on NEC tables.
• Supports All Standard Wire Types
THHN, XHHW, RHH, and more—each with available gauges and accurate area values. We’ve preloaded everything you need.
• Smart Conduit Selector
Quickly scroll through available conduit sizes. PipeNWire centers on the first size that meets your fill criteria and lets you explore other options easily.
• Save & Load Calculations
Save your work with a custom name and reopen calculations later.
• Override the Recommendation
Need to upsize for future pull capacity or job specs? You’re in control—select any size and still see detailed fill data.
• Remembers Your Last Setup
PipeNWire remembers your most recent selections so you can pick up right where you left off.
Why PipeNWire?
• Built specifically for electricians by the developer of the widely-used iBend Pipe app
• Lightning-fast interface with no fluff—just what you need
• Code-aware logic based on National Electrical Code tables
• Made for real-world use: at the job site, in the truck, or during planning
Whether you’re sizing EMT for a quick pull or planning a complex wire run, PipeNWire takes the guesswork out of conduit sizing and helps you work with confidence.
Download PipeNWire today and streamline your workflow with the conduit fill calculator made for pros.