HANDLE ROTATION: The NKJ35A single-handle faucet rotates differently than the regular K35A . The -35 model has either NKJ (right rotation of temperature range) or NKB (left rotation of temperature range) volume and temperature control. Both options, however, are ideal for a side-mount faucet to keep the lever from hitting the backsplash. COMPATIBILITY: for The NKJ35A fits the La Torre Single Lever Faucet 12781. This repair part has flat or distributor bottom options, two locating pins, and an adjustable hot limit stop. This is made of ceramic, the latest development in faucets' modern technology. Safety:This designed with pressure balance to keep water temperature within a safe 3.6F (2C), can help to protect you from sudden changes in hot or cold water pressure. Adjustment of the hot limit ring: 1,When the is supplicd the hot limit ring is in the middlc position. 2,To save hot water and to avoid scald the ring can be turned. In this case the pin of the ring is bumped against the stop around thc , bcfore rcach the full hot watcr position by turning the handle of the faucet. 3,Maximum flow rate can be adjusted by a grub screw lokated in the lever. Easy Installation: Simple to install, allowing for a quick and efficient repair or upgrade of your shower system. K35A K35B NKJ35A Diameter 35mm Ceramic Faucet Please remember to close the water valve before installation. To avoid leaks or no hot water, please clean up the area around the old ink before installing the new . Please according to the hot side indicated by the valve body to install it and make sure new one is seated all the way in the slot. After installation, please adjust the rorational limit stop to cold avoid when the handle of the valve is rotate to the hot side. Name:K35A K35B NKJ35A Diameter 35mm Ceramic Faucet Color: As Shown Material: Plastic+Ceramic Package Contents: 1 * Faucet replacement Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.