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ET1 file extension

The table below provides useful information about the .et1 file extension. It answers questions such as:

  • What is the .et1 file?
  • What program do I need to open a .et1 file?
  • How can the .et1 file be opened, edited or printed?
  • How can I convert .et1 files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ ENERGY-10 Weather Data

ET1 file is an ENERGY-10 Weather Data. ENERGY-10 is a PC-based building energy simulation program for smaller buildings that focuses on the early stages of the architectural design process and the integration of daylighting, passive solar design, low-energy cooling, and energy-efficient equipment into high-performance buildings.
ET1 format description not yet available
Category: Data files
Application: ENERGY-10
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
ET1 aliases:
ET1 related links:
ET1 related extensions:

Other types of files may also use the .et1 file extension.

🚫 The .et1 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

dt1, er1, et, etl, etq, etw, ft1, rt1, st1, t1, te1, wt1

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Male MRI Image
eSignal Time and Quotes Data
DTED Level 1 Data
Enter-Tech Recorded Audio
CA ERwin 4.x Diagram
WordExpress Document Template
Macromedia Freehand Template
Easiteach Lesson
SAS/GIS TIGER Basic Data Record
Windows Event Trace Log

🔴 Can't open a .et1 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .et1 file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .et1 file extension, write to us!

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