Julio Herrera
HVAC Instructor
4.54 (1031 reviews)
8
active courses
0
removed courses
Nov 2018
first content date
Jun 2025
last content date
4517
total students
1031
total reviews
4.54
average rating
25
total content length
Courses
Flammable Refrigerant Course
3
students
3 hours
content
Jun 2025
updated
$19.99
CFC Universal Exam Prep (EPA Section 608) Type III
111
students
1 hour
content
Sep 2023
updated
$19.99
Electrical Course 101
2.2K
students
15 hours
content
May 2021
updated
$19.99
HVAC Troubleshooting Algorithm
1.2K
students
2 hours
content
Jul 2019
updated
$19.99
CFC Universal Exam Prep (EPA Section 608) Core
410
students
2.5 hours
content
Nov 2019
updated
$19.99
Online Electrical Training - Safety
164
students
39 mins
content
Nov 2019
updated
$19.99
CFC Universal Exam Prep (EPA Section 608) Type I
238
students
34 mins
content
May 2021
updated
$19.99
CFC Universal Exam Prep (EPA Section 608 )Type II
220
students
1 hour
content
Jun 2021
updated
$19.99
Related Topics
Electrical Circuits
Electricity
HVAC
Julio Herrera courses | Comidoc
