Featuring a single monobloc unit integrating a primary tank and a biofilter, the all-in-one Ecoflo PACK treatment system from Premier Tech Aqua is now offered in 500- and 600-gpd capacity. It is suitable for primary and secondary homes, and it’s fast and easy to install with smaller equipment. It can integrate the DiUV Classic kit when disinfection is needed. It is a permanent septic solution based on a compact filter technology that treats wastewater without energy. The system retains pollutants thanks to its 100 percent organic coco husk fragment-based filtering media. It offers ease of maintenance and the benefits of a recyclable filtering media that can be accessed via the lid at the end of its useful life. 800-632-6356; www.ecoflobiofilter.com.