Is "round duct" flex duct or rigid spiral duct?

This calculator is for rigid duct only, so the proper answer is rigid.

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

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Trane TD1 Ductulator with Sleeve, Duct Sizing Calculator

Product ID: 24647256

Details

Brand
Trane
Color
White
Calculator Type
Power Source
Battery
Screen Size
13.48 Inches

🌈Multicolor-coded for quick reading

📏Dual English & Metric scales

🛡️Protective sleeve with ASHRAE velocity guide

SAR 173

Duties & taxes included

In stock

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Description

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

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.

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.

Specifications

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

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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