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38℃ Anti-Scald Thermostatic Shower Mixer, 2-Way Concealed Brass Valve, cUPC CE Certified | Shower System Supplier

This commercial-grade thermostatic shower mixer delivers precise temperature control with built-in 38℃ anti-scald safety lock, fully complying with North American and European commercial bathroom safety standards.
Its concealed 2-way design is engineered for built-in shower systems, supporting independent control of overhead rain shower and hand shower, with a compact rough-in body that fits standard wall cavity dimensions.
Perfect for hotel, multi-family apartment and public bathroom shower projects. Factory direct bulk supply with uniform performance calibration, supporting project plumbing inspection and certification documentation.
Availability:
Quantity:
  • AS8231

  • Custom Made

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Model Number: AS8231   Core Function: Thermostatic temperature control + 2-way water outlet switching
Working Pressure: 1-5 bar, recommended 3 bar Temperature Accuracy: ±1℃ stable under pressure fluctuation
Function: PPA water way and ABS round handle Safety Feature: 38℃ stop lock, automatic hot water cut-off on cold supply failure
Handle Material: Stainless Steel Temperature Range: 20-50℃ adjustable, factory pre-set at 38℃
Project Solution Capacity: Total Solution for Projects Certificate: cUPC, CE, WRAS, ACS compliant
Faucet Mount: 2 Holes Connections: G1/2" inlet & outlet, standard for North American shower systems
Number of Handles: Dual Handle Project Service: Batch temperature calibration, certification document set, spare parts supply
Water Pressure: Maximum 2.5gpm@80psi Installation: Concealed / built-in wall mount, fits standard 2x4 wall cavity
Packing: Cloth Bag + Foam + Carton Brand Name: Custom Made

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Precision Thermostatic Safety – Built for Commercial Anti-Scald Requirements

Equipped with a high-sensitivity thermostatic cartridge, this mixer automatically balances hot and cold water pressure fluctuations, maintaining output temperature within ±1℃ accuracy even when other water points are in use.The 38℃ safety stop button prevents accidental over-temperature adjustment, and automatically cuts off hot water supply if cold water pressure drops suddenly, eliminating scald risks for users in high-traffic public bathrooms, hotels and senior living facilities. It meets strict commercial bathroom safety regulations across North America and Europe.

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Concealed 2-Way Design – Optimized for Built-in Shower Engineering

-Dual outlet independent control: separately manages overhead rain shower and hand shower, matching the standard configuration of modern hotel shower systems.-Compact rough-in body fits standard 2x4 wall cavities, with standardized G1/2 inlet and outlet connections, compatible with most common shower plumbing layouts for new construction and renovation projects.-Chrome-plated front trim with sleek thin profile, creating a clean minimalist appearance while leaving service access for cartridge maintenance without breaking the wall.

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Wide Compatibility & Easy Installation‌

  • ‌Works with all plumbing systems‌ (1–5 bar water pressure).

  • ‌Pre-set safety limit‌: Defaults to a gentle 38°C (adjustable range: 20–50°C).

  • ‌Durable brass core‌ & chrome finish for long-term corrosion resistance.

Upgrade to worry-free showers—no more sudden temperature shocks or wasted water!

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Precision Temperature Control

Our thermostatic mixing valve ensures ‌instant and stable water temperature‌ (±1°C fluctuation), even with sudden changes in water pressure. No more uncomfortable surprises—just a consistently perfect shower experience.

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Project-Ready Compliance & Reliable Bulk Supply

-Full certification coverage: cUPC, CE, WRAS certified, with complete test reports available to support project plumbing inspection and approval procedures.-Uniform batch calibration: every valve undergoes temperature testing before shipping, ensuring consistent performance across large project orders and reducing on-site debugging workload.-5-year warranty for commercial use, with spare cartridge supply for long-term property maintenance, lowering after-sales cost for property management teams.

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FAQ:

Q1: Will the water temperature suddenly rise if someone turns on another tap in the building?

A: No. The thermostatic cartridge instantly balances water pressure changes, maintaining output temperature within ±1℃ accuracy. It also automatically cuts off hot water if cold supply fails, preventing scalding risks.

Q2: Does this concealed valve require a special wall cavity for installation?

A: It is designed to fit standard 2x4 wall cavities with G1/2" plumbing connections, compatible with most North American residential and commercial shower wall constructions.

Q3: Can we get official certification documents for project plumbing inspection?

A: Yes. Full cUPC, CE and WRAS test reports are provided for bulk project orders, supporting local plumbing code inspection and project approval procedures.

Q4: Is the cartridge replaceable without breaking the wall?

A: Yes. The front trim plate is removable for cartridge access, allowing maintenance and replacement without damaging the finished wall, greatly reducing long-term maintenance cost.


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