---
product_id: 24647256
title: "TD1 Ductulator with Sleeve, Duct Sizing Calculator"
brand: "trane"
price: "646 kr"
currency: NOK
in_stock: true
reviews_count: 8
category: "Trane"
url: https://www.desertcart.no/products/24647256-td1-ductulator-with-sleeve-duct-sizing-calculator
store_origin: NO
region: Norway
---

# Multicolor-coded for quick reading Dual English & Metric scales Protective sleeve with ASHRAE velocity guide TD1 Ductulator with Sleeve, Duct Sizing Calculator

**Brand:** trane
**Price:** 646 kr
**Availability:** ✅ In Stock

## Summary

> 📐 Size it right, every time — the pro’s choice for duct design!

## Quick Answers

- **What is this?** TD1 Ductulator with Sleeve, Duct Sizing Calculator by trane
- **How much does it cost?** 646 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.no](https://www.desertcart.no/products/24647256-td1-ductulator-with-sleeve-duct-sizing-calculator)

## Best For

- trane enthusiasts

## Why This Product

- Trusted trane brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Lightweight:** Slim, portable design (10.25 x 8.75 x 0.13 inches, 3.04 oz) fits perfectly in your toolkit or pocket.
- • **ASHRAE-Approved Design:** Includes a translucent protective sleeve featuring recommended air velocities for optimal HVAC performance.
- • **Color-Coded Efficiency:** Vibrant red, green, and blue scales enable fast, error-free duct sizing.
- • **Trusted by Professionals:** Highly rated (4.7/5) and favored by engineers for accuracy and durability.
- • **Precision at Your Fingertips:** Dual-sided calculator with both English and Metric units for seamless global use.

## Overview

The Trane TD1 Ductulator with Sleeve is a compact, hand-held duct sizing calculator designed for HVAC professionals. Featuring dual English and Metric scales, multicolor-coded friction and velocity guides, and a protective sleeve with ASHRAE recommended air velocities, it ensures precise and efficient duct system design. Lightweight and durable, it’s a trusted tool with a 4.7-star rating, perfect for engineers seeking accuracy and speed.

## Description

The Ductulator - Duct Sizing Calculator is a hand held rotating calculator used for sizing supply and return duct systems using the equal friction design method. Includes scales for friction loss per unit length, air volume, air velocity, round duct diameter, and rectangular duct diameters. One side uses English units, the other side uses Metric units. Includes a protective sleeve with ASHRAE recommended design air velocities for system components/applications.

Review: Works as intended - Good quality, laminated and easy to use. Colors are crisp and clear. I’m a mechanical engineer and this is handy
Review: Thank you - Works great

## Features

- Multicolorido, vermelho, verde e azul
- Um lado em inglês, um lado métrico, meerkleurig rood, groen en blauw.
- Lichtdoorlatende beschermhoes met ashrae aanbevolen design luchtvelocities
- Klassieke ductulatorstijl.
- Eén kant Engels, één kant metrisch

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01BUGXB7G |
| Best Sellers Rank | #44,355 in Office Products ( See Top 100 in Office Products ) #100 in Basic Office Calculators |
| Color | Blue,Green,Red |
| Customer Reviews | 4.7 4.7 out of 5 stars (764) |
| Date First Available | August 13, 2009 |
| Display Style | LED |
| Item Package Quantity | 1 |
| Item Weight | 3.04 ounces |
| Item model number | TD1 |
| Manufacturer | Trane |
| Material | Plastic |
| Part Number | TD1 |
| Power Source | Battery Powered |
| Product Dimensions | 10.25 x 8.75 x 0.13 inches |
| Size | Small |
| Style | Klassieke |

## Product Details

- **Brand:** Trane
- **Color:** White
- **Calculator Type:** Engineering/Scientific
- **Power Source:** Battery Powered
- **Screen Size:** 13.48 Inches

## Images

![TD1 Ductulator with Sleeve, Duct Sizing Calculator - Image 1](https://m.media-amazon.com/images/I/91gPT3fsvIL.jpg)

## Questions & Answers

**Q: Is "round duct" flex duct or rigid spiral duct?**
A: This calculator is for rigid duct only, so the proper answer is rigid.

**Q: 100 pieces, how much is the price**
A: I can do $11 each for 100.

**Q: What are the dimensions of this item?**
A: about 8 1/2'' x 11''

**Q: price of 10?**
A: 169.90

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works as intended
*by A***R on October 13, 2024*

Good quality, laminated and easy to use. Colors are crisp and clear. I’m a mechanical engineer and this is handy

### ⭐⭐⭐⭐⭐ Thank you
*by A***H on December 5, 2024*

Works great

### ⭐⭐⭐⭐⭐ N/a
*by T***G on July 17, 2025*

Exactly what I was looking for

## Frequently Bought Together

- Trane TD1 Ductulator with Sleeve, Duct Sizing Calculator
- Air Duct Sizing Calculator
- REVISED AND UPDATED! HVAC Tables, Equations & Rules of Thumb Quick-Card

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**Shop now:** [https://www.desertcart.no/products/24647256-td1-ductulator-with-sleeve-duct-sizing-calculator](https://www.desertcart.no/products/24647256-td1-ductulator-with-sleeve-duct-sizing-calculator)

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*Product available on Desertcart Norway*
*Store origin: NO*
*Last updated: 2026-09-16*