Aspria Vacuum SystemsCVS-I11 Standard Inlet Install Kit w/Tube Central Vacuum > Installation & Fittings > Install Kits - Universalhttp://www.aspria.systems/products/11-standard-inlet-central-vacuum-install-kit-wtubeThe U11250RV install kit from Aspria is a universal style 11 inlet central vacuum installation kit with 250ft of vacuum pipe and your choice of premium quality universal inlet doors. The U11250RV is designed for both new construction and retrofit for existing applications of 4950sqft up to 7950sqft in coverage. Aspria kits includes the highest quality cvac pipe, fittings and components necessary for a standard central vacuum installation. All Aspria Systems vacuum pipe and regulated fittings conform to the ASTM-2158 standard and meet IAPMO/UMC standards.
Universal inlets, also called standard-connect inlets or low-volt inlets, include the suction hose connection and also the low-volt signal wire connection which activates the vacuums suction motor. Universal inlets can be used with straight-air, no-volt, low-volt and universal dual-volt hoses. See the article CenU11250RV390.00