12inch Shower System with Body Jets | Soft Rainfall Experience | 3 Functions Brass Valve | Use One Function At A Time | Free Replacement Parts 3 Functions Shower Valve - Choose Run One Function Each Time. 12 inch shower head innovative air-in technology, require up to 30% less water than conventional products – Feeling of being in natural rain! Customer Questions Q1 Does this shower faucet set have built in scald protection? Yes, our shower jets system are equipped with anti-scald valve, it’s key to a safe home, especially homes with young children or elderly people. Q2 Diverter only allows for one feature to be turned on at a time? Yes. Switch the first knob to turn on the shower head, body jets, handheld shower head as you like. Only use one function at a time. Rotate the second on/off knob to turn on shower and adjust the temperature. Q3 Are all fittings US standard? Yes. US Standard Connections. All fittings standard 1/2 NPT tapered threads. Designed to easily install with standard U.S. plumbing connections. Q4 What the product certification and material have ? ENGA shower system have C E C certified and plumbing certified valve cartridge. Material are brass, stainless steel. Multi-layer plated finish not easy to corrode, peel off and discolor even in a humid environment. Q5 Are the body jet heads can adjustable? Yes, the angle can adjustable. You can turn it up, down, left, right rotation direction for targeted hydromassage. Also you can arrange the body jets position according to your own preferences. Q6 What do I do if I need an extra part? ENGA shower system backed with limitted product support. If the product has quality problems, we will send out new replacement parts for free. Q7 Where can I get a copy of the installation instructions? Installation manual has uploaded on the page. You can download anytime! The product package will have a paper version of the installation manual.