Home template is same like about template, it's have own meta-box blocks.
Slider is repeater so you can add many slider there.
This section will allow you to display your service post type into home page and make it as carousel. You be able to add background image for this section. Create a service form also using Contact Form 7 plugin.
Feature block is also repeater. This block allow you to set icon with Font Awesome icon or gapura font icon. Assign the animation and time delay for each items.
This block is require calculator plugin if you want display calculation form like demo. Please read the plugins documentation. After create your own form, copy the template ID then paste into Calculation Section form.
This section allow you to add testimonial post item into your homepage. Below the testimonial option you will find "Add Client" button. That's repeater from add some partner image with linnk below the testimonial.
This section allow you to add latest blog post item into your homepage. You can edit how much item to display and background color for the section. Then your latest post will display as a carousel.
This section is counter repeater.