– Connects cut lengths of drain hose. – Protect from weather by taping or enclosing in Slimduct. – Caution: DSH series must be used indoor. – Cut drain hose in right angle, and completely remove any dust, oil and trash. – Use cement/glue for PVC pipe use and insert drain hose/pipe fully into accessory fitting to avoid any problems such as water leakage. – Do not bend drain hose by a radius or less than three times the outer diameter. – Do not slack drain hose when installing (Need slope for water flow). – Use drain hose accessories exclusively with Inaba Denko drain hoses. Use of these products in combination with any other brand will invalidate warranty. – Do not use cement/glue for PVC pipe connection between drain hose (DH/DHQ) & coupler (DSH014H/DSH014J). Insert drain hoses, acessory fittings and secure with tape.