Air-O-Mulch Home Portfolio Air-O-Mulch Our Unique Air-O-Mulch equipment allows us to install a variety of materials in hard to reach areas. Installation of bulk materials with less man power and less machinery. Contact us to schedule your next project. Default Gallery Type Template This is the default gallery type template, located in: /var/www/wp-content/plugins/nextgen-gallery/products/photocrati_nextgen/modules/nextgen_gallery_display/templates/index.php. If you're seeing this, it's because the gallery type you selected has not provided a template of it's own.