Ductwork & Diffusers

The articles in this section provide helpful tips and tricks related to the Design Master HVAC ducts and diffusers that appear on your drawings.

📄️ Connecting Ducts Between Floors

Depending on whether your floors are on the same drawing or different drawings, you can connect ducts between them by either drawing a transparent duct or using the Insert Drawing to Drawing Connection command.

📄️ Inserting Eccentric Transitions

You can insert an eccentric transition in your ductwork by configuring the horizontal alignment for the duct centerline.

📄️ Changing Duct Offset in the Middle of a Duct Run

When changing the offset in the middle of a duct run, insert a transparent duct so the ductwork will be modeled correctly.

📄️ How to Make Dashed Ductwork

You can set your ductwork to be drawn with dashed lines using the Layers customization command.

📄️ Inserting Turning Vanes

Turning vanes can be inserted manually when you insert square elbow and wye fittings, or you can set them to be inserted on those fittings by default in the project customization options.

📄️ 2D Ductwork Drafting

Tips and tricks for drafting 2D ductwork in Design Master HVAC.

📄️ 3D Coordination

Training video on how to prepare your Design Master HVAC drawings for 3D coordination.

📄️ Pressure Drop Calculations

Training video on how pressure drop calculations and the pressure drop report work in Design Master HVAC.

📄️ Diffusers Overview

A video overview of how diffusers and diffuser connections work in Design Master HVAC.

📄️ Creating a Custom Diffuser Callout Block

Here are detailed instructions for creating a custom diffuser callout block and redefining the callout block in your projects.

📄️ Duct-Mounted Diffusers

Design Master HVAC does not have a command for inserting or connecting duct-mounted diffusers and grilles specifically. However, you can approximate them by inserting the diffuser close to the duct to which it is mounted.

📄️ Removing Existing Diffusers from Schedule Quantity Counts

Existing diffusers can be excluded from schedules by creating a separate schedule entry and unchecking the Include in Schedule box.

📄️ Labeling Ducts and Diffusers in Metric

You can set your duct and diffuser labels to metric in the customization options.