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

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Trane TD1 Ductulator with Sleeve, Duct Sizing Calculator

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

📏Dual English & Metric scales

🔄Rotating hand-held design

🌬️ASHRAE air velocity guide

£38.97

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Description

📐 Master your airflow with precision and style!

COMPACT LIGHTWEIGHT - At just over 3 ounces and slim profile, it fits perfectly in your toolkit or pocket.
TRUSTED CLASSIC DESIGN - Timeless ductulator style trusted by HVAC pros since 2009.
PRECISION IN EVERY TURN - Easily switch between English and Metric units for flawless duct sizing.
ASHRAE APPROVED VELOCITY SLEEVE - Protective cover with recommended air velocity guidelines ensures industry-standard accuracy.
COMPREHENSIVE FRICTION VOLUME SCALES - Calculate friction loss, air volume, and duct diameters all in one sleek tool.

The Trane TD1 Ductulator with Sleeve is a compact, rotating hand-held calculator designed for HVAC professionals to size supply and return duct systems accurately using the equal friction method. Featuring dual English and Metric scales, friction loss, air volume, and duct diameter measurements, it includes a protective sleeve with ASHRAE recommended air velocities, making it an essential, industry-trusted tool for precise duct design.

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

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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How is product pricing calculated?+

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

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

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The delivery time was excellent, and the packaging was secure.

2 months ago

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£38.97

Duties & taxes included

In stock

Sold byAmazon UKDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to UK.

Secure transaction

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Fast, free shipping, member pricing & priority support.

Join PRO →

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Fatima A.

Best international shipping I've ever tried. Worth every penny!

3 days ago

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

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