Get All Rental Products (not variations tho)
// WP_Query arguments $args = array( 'post_type' => array( 'product' ), 'post_status' => array( 'publish' ), 'meta_query' => array( array( 'key' => 'isRental', 'value' => '1', ), ), ); // The Query $query = new WP_Query( $args );