Sizing US/CA 4+

Gastite Products LLC

Designed for iPhone

    • 3.2 • 13 Ratings
    • Free

iPhone Screenshots


Size Gastite® and FlashShield™ flexible gas piping with this convenient and easy-to-use application for the iPhone. This app allows flexible gas pipe installers to determine the appropriate size Gastite pipe recommended for the installation at hand. Based on the project’s gas type, length of tubing run, supply pressure, pressure drop, and flow capacity – the app will calculate the appropriate size Gastite/FlashShield CSST for your application.

Includes a location selector for US and CA 

Scroll wheel automatically adjusts depending on values selected
Find your certification card to link a digital version to your device

View the latest Design and Installation Guide
Search for Gastite and FlashShield products
Contact Page submits questions and requests directly to Gastite

The Gastite and FlashShield flexible gas piping systems are designed and warranted to provide sufficient gas volume and pressure for proper appliance performance using the appropriate sizing tables and methods detailed in the Design and Installation Guide and this Mobile Sizing App.

Accordingly, the design pressure loss on the Gastite and FlashShield piping system under maximum probable flow conditions, from the point of delivery to the inlet connection of the equipment shall be such that the supply pressure at the equipment is greater than the minimum pressure required for proper equipment operation.

Minimum Requirements
- iOS version 8

What’s New

Version 2.9

Minor update - removed 3/8" from popup window and added back 1/2" in US.

Ratings and Reviews

3.2 out of 5
13 Ratings

13 Ratings

Brian_Design Flow ,

1/2 size

Why was this taken away?!!!

Chance propst ,

Glitchy app

The app is stuck in the horizontal screen configuration. Also all the text in the certification card section is not visible. All i can see is a black certification card, and when i type my info in the search bars i cannot see the text.

disgruntled plumber ,

Missing info

App no longer has 1/2” sizing available, not sure why they removed it

App Privacy

The developer, Gastite Products LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Linked to You

The following data may be collected and linked to your identity:

  • Contact Info

Privacy practices may vary, for example, based on the features you use or your age. Learn More

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