Compatible Withnumbers: thermostatic shower for faucets D502057, D502657, D503066, D503068, D503566, D503568, D504054, D504554, D500075, D510013, D510055, D510071, D500513, D500555, D500571, D500058, D500558, D502757, D502157, D500155, D500165, D500255, D500265 Compatibility: DA507874 ceramic disc shower , for / shower faucets, compatible with 9.13554 thermostatic , clease to note, only for exposed and concealed model mixers, 9.215577 brass adaptor Temperature Control: Da507874 thermostatic shower features a highly sensitive memory alloy spiral temperature sensing probe, provides precise temperature control,adjusting the flow of hot and cold water maintain the comfortable temperature you need, enhance the bathing experience Premium Materials: Da507874 thermostatic shower , constructed with high-quality plastic and a robust brass stem, and not easily worn out, ensuring long-lasting Performance and reliability in your plumbing fixtures Efficient Safety: Da507874 thermostatic ,can protect your safety during use, when either the cold or hot water pipe is unexpectedly cut off, the constant temperature valve automatically shuts off the water instantly, prevent let you use it with peace of mind and comfort Color:As Shown Material:Metal Package Contents: 1 * constant temperature valve 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.