Durable dental silicone hose with fitting for and low speed handpieces and dental chair connections. Available in 2hole or 4hole configurations, this replacement hose provides flexible routing and reliable air and water delivery for routine dental procedures and maintenance. Key benefits Direct replacement for 2hole or 4hole handpiece lines and dental chair fittings, simplifying repairs and upgrades. Long internal pipes for installation flexibility: internal air and water tubes approximately 177 cm long; outer light gray silicone sleeve approximately 150 cm long. Flexible silicone outer sleeve offers good bend resistance for smoother routing and reduced kinking during use. Preinstalled fitting reduces installation time and ensures a secure connection to standard chair and handpiece interfaces. Designed for air and water delivery without added concern chemicals according to product specification. Important product details Configuration options: 2hole or 4hole Outer material: light gray silicone sleeve Internal tubes: air pipe and water pipe approximately 177 cm long Outer tube length: approximately 150 cm Includes fitting for direct connection to compatible handpiece and chair lines Quantity: 1 piece Compatibility and use Compatible with dental chairs and handpiece tubing that accept 2hole or 4hole hose assemblies and standard fittings. Suitable for both speed and low speed handpieces that rely on separate air and water lines. Practical use scenarios Replacement during clinic maintenance: swap a worn or cracked hose to restore reliable air and water supply to handpieces and reduce downtime. Equipment setup for a operatory: route the hose through cabinetry or tubing channels where extended internal length helps reach distant connectors without stress on joints. Backup supply for mobile or temporary units: use as a spare hose when relocating equipment or performing rapid repairs during busy clinic hours. Installation tips Verify hole count and connector compatibility before installation to match existing chair and handpiece interfaces. Route the hose to avoid sharp bends and pinch points; the silicone sleeve supports flexible placement but benefits from smooth routing. Confirm fittings are tightened securely to prevent leaks, and test air and water flow before returning the unit to service. This hose provides a practical, flexible replacement option for dental operatory air and water lines, with clear length specifications and compatibility for 2hole and 4hole setups.