Wendes Mechanical, Plumbing, Piping and Ductwork Estimating with Fast On Screen Takeoff

Software Built for HVAC, Plumbing, Piping & Mechanical Estimators

WenPipe
WenDuct

The Advantage of Wendes HVAC Ductwork Piping & Plumbing Estimating Accuracy

Streamline Bidding Process with Digital Takeoff Job Plans
Increase Profitability with Accurate Estimates
Improve Collaboration With The Field & Estimating Team
Reduce Risk Factors With Accurate Labor Cost & Material Pricing

Our Estimating Products and
Free Trial Software

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WenPipe Estimating

Wendes award-winning HVAC Mechanical Estimating Software for plumbing and piping estimating is designed for commercial contractors who need an accurate, fast and easy-to-use estimating solution with fast on-screen HVAC takeoff.

Takeoff uses On-Screen Digital Plans, Digitizer or Manual HVAC Takeoff. Extensive HVAC Mechanical Estimating labor and material reports are included with a detailed bid summary.

Pipe Estimating Software

Mechanical Estimating Software

All of the HVAC Estimating Software data may be integrated or exported to your customized Excel Report extensions. WenPipe includes unique advanced productivity features; Automatic pipe and fitting connect, Specification driven, Customizable database and interface with CAD, Accounting System and Project Management.

On Screen job takeoff on single screen or multiple monitors. The Wendes master data catalog includes more than 200,000 items. The HVAC Mechanical Estimating Software and HVAC Takeoff includes built-in Mechanical, Plumbing and Piping Assemblies that are easily customized. Labor cost may be estimated using Wendes National Labor, MCAA Labor or PHCC labor rates.

Wendes software is designed for your data rich industry and downstream workflow for the most advanced HVAC Estimating. 

WenPipe Free Trial

Contact us today for your free demonstration and software trial. Experience Wendes award-winning estimating difference today. 

  • INCLUDES ALL ASPECTS OF Mechanical, Plumbing, Piping, Industrial Piping and Mechanical Insulation 
  • CUSTOMIZABLE Digital TAKEOFF TEMPLATE
  • Extensive Mechanical, Plumbing and Piping Assemblies
  • Customizable Database
  • Multiple Screen Takeoff  Viewing
  • Import CAD Drawings into Takeoff
  • FAST AND ACCURATE TAKEOFF
Free Software Trial

WenDuct Estimating

Wendes HVAC ductwork estimating software is designed for commercial HVAC contractors who require a fast, accurate and easy-to-use ductwork labor cost and material estimating solution.

Ductwork Estimating Software

WenDuct Free Trial

Ask about our “Our Free Trial Software” to experience real results. WenDuct estimating software provides On-Screen Takeoff for all aspects of rectangular,round, oval, HVAC accessories and equipment. 

Wendes unique and comprehensive HVAC Estimating database is customizable and integrates with CAD Systems, Project Management and Accounting Software. Fast HVAC Takeoff provides estimating tools designed for your data rich industry and downstream workflow. Accurate HVAC Estimating is the cornerstone of successful and competitive contracting.

Free Software Trial

The WenDuct Difference

  • EXTENSIVE DATABASE OF Rectangular, Round, Oval Fittings and INDUSTRIAL VENTILATION Fully Customizable
  • LARGEST SELECTION OF FITTINGS AND ACCESSORIES Fully Customizable 
  • Screen Takeoff with Digital Job Plans 
  • Single or Dual Screen Takeoff Viewing
  • View Material and Labor during Takeoff
  • Value Engineering On-The Fly and What if analysis
  • Edit gauges, joints, seams and hangers during takeoff
  • Mark digital job plans
  • Export labor to Bid Summary 
  • Import CAD Drawings into Takeoff

The Wendes Estimating Manual is filled with HVAC Estimating information with tools, labor formulas and forms to help produce accurate estimates. It is a worthwhile introduction to the fundamentals of solid HVAC Estimating. The download is free.

Join Us For A Demo

We will guide you through the step-by-step process to provide a bid for your next project and produce a comprehensive estimate and management reports. Contact us for a free web based presentation.

Their software is incredible for pricing mechanical jobs. It is easy to use and the Wendes Systems team is amazing with their full support. I learned how to use this program quickly with the support team that's always on the line.
ZayaShiba Mechanical Inc.
The developers that created this estimating system are still working and supporting the software. As new plumbing, piping, and duct materials come available it is expandable to integrate these new systems into the software.
Joe MMechanical Estimator / Project Manager
The benefits we get from using this software are that we are placing more bids and our bids are more accurate and competitive for our generals and clients.
Alejandro A.President - Mechanical / Industrial Engineering

Easy to Use Interface

HVAC Ductwork, Plumbing, Piping & Mechanical Estimating Software

Since 1978, Wendes has been an industry pioneer in HVAC, piping, mechanical, plumbing and ductwork estimating software. Our flagship products — WenDuct for ductwork estimating and WenPipe for piping estimating — have continuously evolved to help estimators work faster and win more bids.

About Us

HVAC Resources & Blog

If you need estimating support—whether you’re lacking experience or bottlenecked on capacity for more jobs—our partner, Mechanical Enlightenment, is here to help.

Download Our FREE Mechanical Estimating Manual

New Edited Edition of the Wendes Mechanical Estimating Manual with over 30,000 copies in circulation. The manual is filled with valuable labor cost formulas, estimating how-to tools and detailed instructions to help build a successful estimate.

HVAC Estimating Software And Estimating Process
July 7, 2026

HVAC Estimating can best be defined as a systematic and efficient process defining a workflow to accurately calculate the total cost for labor and materials used to complete a heating and air conditioning system. Accurate estimating promotes a complete and accurate bid, thorough takeoff, accurate extensions and reliable pricing. There are several important steps that take place whether you are using a manual process or deploying software guided tools. Preliminaries are the first step in
Estimating Labor And Materials For Ductwork Projects
February 15, 2026

2026-02-15 10:55:25 Here are some basic steps describing how to accurately estimate ductwork projects. Start every project with a thorough review of specifications for the job and any special provisions or exclusions. Perform a detailed material takeoff marking each item to assure it has been included. Color coating systems items helps to deliniate work the scope of work. After all materials have been completed in the takeoff prepare a worksheet detailing all items in the

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1110 Lake Cook Road., Suite 374
Buffalo Grove, IL, 60089-1986