---
product_id: 57376380
title: "Grohtherm SmartControl - Water Saving Thermostat for Shower/Bath - Concealed Installation for GROHE Rapido SmartBox (35 600) - 3 Valves - Round Shape - Safety Button at 38°C - Chrome - 29121000"
brand: "grohe"
price: "$2972.76"
currency: USD
in_stock: true
reviews_count: 13
category: "Grohe"
url: https://www.desertcart.ec/products/57376380-grohtherm-smartcontrol-water-saving-thermostat-for-shower-bath-concealed-installation
store_origin: EC
region: Ecuador
---

# Water Saving Innovation 3-Valve Precision Control Thermostatic Anti-Scald Tech Grohtherm SmartControl - Water Saving Thermostat for Shower/Bath - Concealed Installation for GROHE Rapido SmartBox (35 600) - 3 Valves - Round Shape - Safety Button at 38°C - Chrome - 29121000

**Brand:** grohe
**Price:** $2972.76
**Availability:** ✅ In Stock

## Summary

> 🚿 Elevate your daily ritual with precision, safety, and style.

## Quick Answers

- **What is this?** Grohtherm SmartControl - Water Saving Thermostat for Shower/Bath - Concealed Installation for GROHE Rapido SmartBox (35 600) - 3 Valves - Round Shape - Safety Button at 38°C - Chrome - 29121000 by grohe
- **How much does it cost?** $2972.76 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/57376380-grohtherm-smartcontrol-water-saving-thermostat-for-shower-bath-concealed-installation)

## Best For

- grohe enthusiasts

## Why This Product

- Trusted grohe brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Eco-Friendly Water Saving:** Advanced technology reduces water consumption without compromising comfort—shower smarter, save more.
- • **Sleek Concealed Installation:** Minimalist round chrome design integrates flawlessly with GROHE Rapido SmartBox for a modern bathroom upgrade.
- • **Safe & Smart Temperature Lock:** Safety button locks temperature at 38°C to prevent sudden scalding—peace of mind every time.
- • **Effortless Push & Twist Control:** Intuitive start and seamless temperature adjustment for a personalized shower experience.
- • **Durable & Scratch-Resistant Finish:** Premium brass and chrome materials ensure lasting elegance and easy maintenance, even in hard water areas.

## Overview

The GROHE Grohtherm SmartControl is a high-end concealed shower thermostat featuring 3 valves and push-turn controls for precise water flow and temperature management. Equipped with anti-scalding technology and a safety lock at 38°C, it ensures a safe, comfortable shower experience. Its scratch-resistant chrome finish and water-saving technology make it both durable and eco-conscious, backed by a 5-year warranty for lasting reliability.

## Description

Enjoy a customized shower or bath with this concealed thermostat featuring 3 valves, push-turn controls, and anti-scalding tech for precise water temp and flow.

Review: Thermostatic control with multiple outlets - Brilliant design and build quality
Review: Grohe means quality, and I trust it - Clearly only time will tell about the durability and quality of the product…. But in my experience Grohe are very good quality, particularly important when you live in an area with hard water. Also my plumber is very positive of that. The finishing is good, and function very smooth.

## Features

- Scratch resistant and effortless to maintain
- Push to start and twist to adjust
- No sudden temperature changes with our thermostatic technology
- Anti-scalding technology
- Water Saving Technology
- 5 Year Manufacturer's Warranty

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B06XGK79P1 |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 92,309 in DIY & Tools ( See Top 100 in DIY & Tools ) 20 in Shower Taps |
| Certification | ASSE, IAPMO, UL, UPC |
| Colour | Chrome |
| Customer Reviews | 4.4 4.4 out of 5 stars (378) |
| Date First Available | 20 May 2017 |
| Finish | chrome |
| Handle material | Brass |
| Handle/lever placement | Center |
| Included Components | Thermostat |
| Installation method | Single Hole |
| Item Package Quantity | 1 |
| Item Weight | 801 g |
| Item model number | 29121000 |
| Manufacturer | Grohe |
| Material | Brass, Chrome |
| Measurement System | Metric |
| Number Of Holes | 3 |
| Number of Pieces | 1 |
| Number of handles | 1 |
| Part Number | 29121000 |
| Pattern | Single |
| Plug profile | Wall |
| Power Source | Corded Electric |
| Product Dimensions | 18 x 34.5 x 14.7 cm; 801 g |
| Shape | Round |
| Size | rund |
| Special Features | Tragbar |
| Style | 3 Shut-Off Valves |
| Voltage | 230 Volts |

## Product Details

- **Brand:** GROHE
- **Exterior finish:** Chrome
- **Global Trade Identification Number:** 04005176412271
- **Inlet connection type:** Flange
- **Item dimensions L x W x H:** 18 x 34.5 x 14.7 centimetres
- **Manufacturer:** Grohe
- **Material:** Brass, Chrome
- **Number of ports:** 3
- **Outlet connection type:** Barb
- **Specification met:** ASSE, IAPMO, UL, UPC

## Images

![Grohtherm SmartControl - Water Saving Thermostat for Shower/Bath - Concealed Installation for GROHE Rapido SmartBox (35 600) - 3 Valves - Round Shape - Safety Button at 38°C - Chrome - 29121000 - Image 1](https://m.media-amazon.com/images/I/71t3x7Wd9cL.jpg)

## Available Options

This product comes in different **Pattern, Color, Size, Style** options.

## Questions & Answers

**Q: Is this metal chromed or plastic chromed thanks**
A: Metal Chrome

**Q: Was this made in Germany?**
A: Yes

**Q: it is also black**
A: Yes you can get it in Black

**Q: do I need to buy anything additional for the 38 degrees limit feature to work?**
A: No, there's a small push button knob on the temperature dial to stop you going hotter, push the knob in to go above 38 degrees.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Thermostatic control with multiple outlets
*by G***D on 8 September 2025*

Brilliant design and build quality

### ⭐⭐⭐⭐⭐ Grohe means quality, and I trust it
*by P***. on 4 June 2022*

Clearly only time will tell about the durability and quality of the product…. But in my experience Grohe are very good quality, particularly important when you live in an area with hard water. Also my plumber is very positive of that. The finishing is good, and function very smooth.

### ⭐⭐⭐⭐⭐ Whatever Else You Do In Your Bathroom - Treat Yourself To This!!!
*by M***N on 22 December 2021*

WOW!! I hadnt planned this product aspart of our high spec bathroom this year and had bought different products, but our bathroom fitter suggested we look at this SmartControl unit and WOW - I am sooooo glad he did this is absolutely amazing!!! We have had it nearly a year now and it just looks sleak and stylish, plus is such a practical item! Grohe are such a great, reliable brand too. This arrived fast from Amazon too as I knew it would and as was important at the time!! Very happy customer :)

## Frequently Bought Together

- GROHE 29121000 | Grohtherm SmartControl Thermostat Concealed | Round | 3 Valves
- GROHE 35601000 Rapido Smartbox Universal Rough-In Box, Starlight Chrome
- Grohe 28672000 Relexa Shower Wall Union, 0.5-Inch Threaded Connection, Starlight Chrome

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-23*