Customize Template

You can edit template of Category, Archive, Detail in Child theme. It is like override template in WooCommerce.

You have to make "woocommerce" folder and other folder in child theme.

Copy
themes/ireca/woocommerce/
to 
themes/ireca-child/woocommerce

1: Customize Archive/Category template

Read here to know layout of category.

Copy file:
themes/ireca/woocommerce/rental/archive-product.php
to
themes/ireca-child/woocommerce/rental/archive-product.php

a) If layout of category is "2 columns with Sidebar"

Copy file:
themes/ireca/woocommerce/rental/content-product_2columns.php
to
themes/ireca-child/woocommerce/rental/content-product_2columns.php

b) If layout of category is "3 columns no Sidebar"

Copy file:
themes/ireca/woocommerce/rental/content-product_3columns.php
to
themes/ireca-child/woocommerce/rental/content-product_3columns.php

c) If layout of category is "Style 1 with Sidebar"

Copy file:
themes/ireca/woocommerce/rental/content-product_style1.php
to
themes/ireca-child/woocommerce/rental/content-product_style1.php

d) If layout of category is "Style 2 with Sidebar"

Copy file:
themes/ireca/woocommerce/rental/content-product_style2.php
to
themes/ireca-child/woocommerce/rental/content-product_style2.php

e) If layout of category is "Style 3 with Sidebar"

Copy file:
themes/ireca/woocommerce/rental/content-product_style3.php
to
themes/ireca-child/woocommerce/rental/content-product_style3.php

2: Customize Product Detail Template

Copy file:
themes/ireca/woocommerce/rental/content-single-product.php
themes/ireca/woocommerce/rental/content-single-product2.php
to
themes/ireca-child/woocommerce/rental/content-single-product.php
themes/ireca-child/woocommerce/rental/content-single-product2.php

3) Customize Shop template

Copy file:
themes/ireca/woocommerce/archive-product.php
to
themes/ireca-child/woocommerce/archive-product.php