notes for Header image in each category (incl default image) in wordpress:
<?php if ( is_product_category() ){ global $wp_query; $cat = $wp_query->get_queried_object(); $thumbnail_id = get_woocommerce_term_meta( $cat->term_id, 'thumbnail_id', true ); $image = wp_get_attachment_url( $thumbnail_id ); if ( $image ) { echo '<img src="' . $image . '" alt="" />'; } else { echo '<img src="' . get_bloginfo ( 'stylesheet_directory' ) . '/img/header.jpg" alt="" />'; } } ?>