The DLA-G Multipurpose Airgap Drain Line Adapter is designed for residential and commercial water softeners and RO's. The DLA-G provides a true airgap for all Schedule-40 DWV standpipes. Connects softener and RO drains to all material Schedule-40 standpipesUses standard plumbing fittings to meet code requirements nationwideRemovable and reusable for rentals and temporary installationsPositive connection ensures a safe and professional installationConvenient selection of John Guest Super Speedfit(R), Jaco and barb sizesComes in kit form with instructions and fittings needed for installationSplash and mist free under 15 gpm2 vertical inches of airgapFast easy installationIAPMO/UPC & IPC ListedASME A112.1.3