Note ? 38"- 51" needed between shower arm flange and faucet to accommodate the shower panel. If the space available is outside this range, the shower panel will not fit. ? Rough-in mixing valve not included, designed to be retrofitted into your existing cold and hot faucet. Why choose us ROVOGO retrofit shower Panel? ? The easy-to-install ROVOGO Retrofit Shower Panel can be attached to existing plumbing, no need to break tile, which is perfect for apartment dwellers and those who are looking for a shower update, but not a full remodel. ? A rainfall waterfall style shower head with led lights makes showering peaceful and calming, while 2 body jets aprays propel water onto your body for the ultimate in relaxation. A handheld showerhead provides the ability to aim water in the hard to reach places, perfect for those with limited mobility. ? Shower panel frame is made of 304 stainless steel, Reinforced pipes on back and Standard 1/2" plumbing connection. ? Free replacement or refund within 5 years, Life time technical support; To ensure that any problems can be promptly resolved, contact us directly and we will reply you in 12 hours.