Extension Set for Grohtherm SmartControl Shower & Bath Trims

Upgrade your shower or bath installation with this premium replacement extension set compatible with Grohtherm SmartControl and SmartControl Mixer trim sets. Designed as a direct replacement for Grohe 14048000, this set delivers a precise 1-inch extension between the rough-in and the trim, giving you the flexibility to achieve a flawless, custom fit in virtually any bathroom layout.

Made in Mainland China.

Key Features

• Seamless Compatibility: Engineered to work directly with Grohtherm SmartControl and SmartControl Mixer sets, ensuring a perfect drop-in replacement experience.
• Flexible 1-Inch Extension: Bridges the gap between your rough-in and trim with a clean 1-inch extension, accommodating a variety of wall depths and bathroom configurations.
• Premium Construction: Built from high-quality materials designed to handle the demands of daily use, offering long-lasting, dependable performance.
• Supports Up to Three Functions: Enhances the versatility of your shower system by supporting installations with up to three functions, letting you tailor your experience.
• Easy Installation: Designed with straightforward installation in mind — no special tools required. Our support team is always available to assist if needed.

Specifications

• Compatible With: Grohe Grohtherm SmartControl & SmartControl Mixer Trims (replaces Grohe 14048000)
• Extension Depth: 1 inch
• Functions Supported: Up to 3
• Pieces Included: 1 set
• Country of Origin: Mainland China

What's in the Box

• 1 × Extension Set

Please Note: Colors may vary slightly from screen to screen due to monitor brightness and lighting conditions. Minor measurement tolerances of ±1–2 mm may apply.

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For guidance on bathroom plumbing safety standards, visit the U.S. Consumer Product Safety Commission (CPSC) for up-to-date home plumbing safety information.

Learn more: Sterling Plumbing

Frequently Asked Questions

Q: What Grohe model does this extension set replace?

A: This extension set is a direct replacement for the Grohe 14048000 extension set, designed specifically for use with Grohtherm SmartControl and SmartControl Mixer shower and bath trim sets.

Q: How much extension does this set provide between the rough-in and trim?

A: This extension set provides a 1-inch (approximately 25mm) extension between the rough-in valve body and the trim plate, making it ideal for accommodating thicker wall assemblies or tile depths.

Q: How many functions can this extension set support?

A: This extension set supports shower or bath installations with up to three functions, enhancing the versatility of your Grohtherm SmartControl system.

Q: Is professional installation recommended for this extension set?

A: While the extension set is designed for straightforward installation, we recommend consulting a qualified plumber to ensure a proper, leak-free fit, especially if you are unfamiliar with shower valve assemblies.