Schedule-40 airgaps have been added to the Eco-Tech Inc. product line. Available with -, – and one-inch female threaded inlets, the airgaps provide the versatility of connecting rigid pipe or tubing adapters of any material. Model DLA-G15 fits over 1.5-inch standpipes or into the hub/socket of two-inch fittings. Model DLA-G20 fits over two0-nch standpipes. They are code listed to IAPMO and third party tested to ASME A112.1.3. The UPC logo and ASME airgap standard are embossed on the surface for quick inspection. These airgaps are made from white ABS resin to ASTM specifications for 1.5-inch and two-inch pipe and fittings and may be joined with ABS to PVC transition cement.