Wendes Blog

Methods for Calculating Ductwork Labor And Material Estimates

2026-02-04 11:37:14 Methods for calculating Ductwork Labor There are several methods to calculate ductwork labor cost however, we will cover three of the most commonly accepted methods that provide  consistent and accurate results are: The Hours per Piece Method, The The Hours Per Lb. Method and The Hours per Square Ft method for specialty ducts (PVC, FRP, Fiberglass, Flex etc.). The  Hours Per Piece method is based on the actual amount of labor that is required to fabricate or install each specific piece and type of ductwork,  predetermined and applied to the various sizes and types of ductwork in a takeoff. On this basis variations in  the size and type of each piece of ductwork fitting and duct are considered as part of the labor calculation formula. This method is based on labor studies for the various types and sizes of ductwork fabricated and the experience of the estimators knowledge of the sheet metal fabrication process and associated labor and installation. Production labor studies are most often used as the basis for determining labor cost. The important consideration with this method is that labor will vary, in some cases significantly with variations in ductwork type and size. The Pounds Per

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Successful Mechanical, Ductwork and Piping Principles

2025-06-27 12:42:04 Computerized Estimate and Manual preparation of Mechanical Estimates, Ductwork Estimates, Piping and Plumbing Estimates require similar fundamentals. A thorough understanding of plans a nd specifications is required to understand the scope involved in a project and what is required in the bidding instructions. The material quantity estimating takeoff is straightforward and should include all details for the materials required for the project. Calculations for labor are applied to the quantity takeoff based on the units of labor required for each individual task. The most accurate method for quantifying labor is the ” per piece method” for calculating labor and the time required to manufacture and install each individual component for a project. This method is sometimes based on labor studies which have calculated the time required to manufacture and or install each component. Other less accurate methods for calculating labor are based on per pound calculations or square footage methods. The most important principle for successful estimating is calculating an accurate record of labor and materials based on project specifications for a given project. 

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Mechanical Estimating and Ductwork On-Screen Takeoff

2025-06-27 9:38:41 The Benefits of Using HVAC On-Screen Takeoff Software Takeoffs are an essential part of any bid. While performing a Mecahnical Estimate ductwork takeoff is necessary, it can also be time consuming, and errors can be costly. Consider importing a digital PDF drawing file and complete a bid with Mechanical Estimating Software and On Screen Takeoff to save hours of labor and provide a paperless transfer of information. Update information and track projects, change orders and transfer information to the field digitally.

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Improving Speed and Accuracy with Mechanical Estimating and On-Screen Takeoff

2025-06-11 9:01:31 The Benefits of Using HVAC On-Screen Takeoff Software Takeoffs are an essential part of any bid. While performing a ductwork takeoff is necessary, it can also be time consuming, and errors can be costly. Consider importing a digital PDF drawing file and perform a bid with Mechanical Estimating Software and On Screen Takeoff that will save hours of labor and provide a paperless transfer of information. Update information and track projects, change orders and transfer information to the field digitally.

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Boost Mechanical and Ductwork Estimating Accuracy and Efficiency

2025-06-30 13:27:21 Boost efficiency with these important estimating functions. The most important factor that will increase estimating efficiency is improving the speed and accuracy of your takeoff.  Now with the ability to import PDF and other drawing formats On-Screen Takeoff will display digital drawings and provide the ability to perform takeoff on a computer screen. Start your takeoff On-Screen and save the digital footprint for changes, addendums and additions for future modifications. Many advanced point and click functions as “Auto Routing” piping and ductwork runs during takeoff  greatly improve over takeoff speed as compared to hand takeoff.  As importantly a takeoff trail is generated from the takeoff and are included in report extensions and summaries. Takeoff accuracy is greatly improved as audit trail provides the ability to double check all items that have been entered during takeoff with reports that are automatically generated. A digital takeoff trail provides  Digital Drawing Overlay  to display additions and addendums to an original takeoff. Items are highlighted showing changes in takeoff scope. Detailed material lists are created with the digital takeoff showing accurate material lists that have been generated during takeoff. A bid summary is also generated with the digital takeoff showing labor, materials and

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Boost Estimating Efficiency

2025-07-11 11:00:38 Boost Mechanical, Piping, Plumbing and Ductwork efficiency with these important estimating functions. The most important factor that will increase estimating efficiency is improving the speed and accuracy of your takeoff.  On-Screen Digital Takeoff provides the import of PDF and other drawing formats. On-Screen takeoff will display digital drawings and provide the ability to perform takeoff on a computer screen. Many advanced point and click functions as Auto- Routing, Auto Connect of piping and ductwork runs will greatly improve the speed of takeoff.  As importantly  On -Screen takeoff will automatically produce a takeoff trail from the takeoff. A ccuracy is greatly improved as an audit trail provides the ability to double check all items that have been entered during takeoff and easily modify the original takeoff. Digital Drawing Overlay will allow additions and addendums to an original takeoff without having to reproduce the takeoff from scratch. Items are highlighted in the overlay showing changes in the original takeoff scope. Detailed material lists are created with the digital takeoff showing accurate material lists that have been generated during takeoff. A bid summary and extensions are also generated with the digital takeoff showing labor, materials and a detailed summary based on

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