TGC RJW20SN(WM) 20L/min Temperature-modulated Superslim Underbench Gas Water Heater
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The TGC RJW20SN(WM) 20L/min Slim Concealed Gas Water Heater features an ultra-slim 75mm body design, specifically crafted for concealed installation in modern homes to maximize space while providing a stable, thermostatic shower experience.
Product Features
- Ultra-Slim Design: With a body thickness of only 75mm, it is designed for concealed installation to enhance aesthetics and home space.
- Precise Temperature Control: Features a 16-level digital thermostatic system with settings from 35°C to 60°C to ensure consistent water temperature.
- Flexible Temperature Adjustment: Water temperature can be set as low as 35°C to meet different seasonal needs.
- ECO Energy Saving Mode: One-touch activation reduces water flow for energy-saving and environmental benefits.
- Automatic Ignition: Fully automatic ignition design ensures simple and direct operation.
- Wired Remote Included: Comes with one wired remote for instant temperature control in the bathroom, with support for up to 3 remotes.
Product Specifications
- Series: Concealed Water Heater Series
- Overall Dimensions: H 405 x W 350 x D 75 mm
- Hot Water Supply (25°C Temperature Rise): 20 L/min
- Gas Consumption (Max - Min): 161.3 (44.8) – 13.7 (3.8) MJ/hr (kW)
- Weight: 16.5 kg
- Power Supply: 220V 50Hz AC
- Exhaust Method: Forced Exhaust Balanced Flue
- Maximum Temperature Setting: 60°C
- Pipe Connection (B.S.P): Cold Water 1/2", Hot Water 1/2"
- Minimum Operating Water Pressure: 10 kPa / 1.5 p.s.i
Energy Label Information
- Energy Efficiency Grade: 1
- Country of Origin: Japan
- Gas Type: Town Gas
- Thermal Efficiency (Full Load): 91.9%
- Thermal Efficiency (Half Load): 94.3%
- Rated Thermal Load (kW): 44.8
- Measured Thermal Load (kW): 48.2
Important Information
- Free Services: Includes free standard installation and delivery services.
- Warranty: Includes free permanent warranty (first 3 years includes parts).
The product information above is for reference only; everything is subject to the brand's official website.
TGC RJW20SN(WM) 20L/min Temperature-modulated Superslim Underbench Gas Water Heater Review
Installation
Gas Water Heaters
Standard Installation Charges
| Item | Charge |
|---|---|
| Install gas water heater | HK$650 |
| Remove and dispose of old unit during installation | HK$100 |
| Site inspection (non-refundable; not available on Saturdays) | HK$200 |
| Standalone removal of gas water heater | HK$200 |
| Staircase fee (per floor) | HK$30 |
| Discovery Bay installation surcharge (per order) | HK$450 |
| Tung Chung installation surcharge (per order) | HK$100 |
| Park Island installation surcharge (per order) | HK$100 |
| Hong Kong Island installation surcharge (per order) | HK$50 |
Note: Standard installation includes gas hose, water pipe and electrical connections. Standard installation applies to residential customers only.
Delivery Charges
Basic Delivery
| Item | Charge |
|---|---|
| Delivery (per item) | HK$100 |
| Tung Chung, Ma Wan and Discovery Bay surcharge (per delivery) | HK$100 |
| Carrying distance to delivery location exceeds 100 m | Additional charges apply |
Note: Charges may differ if delivery is arranged by an agent. Please contact us for details.
Staircase Handling
Except for village houses, where 14 steps count as one floor, other buildings count 10 steps as one floor. The first 5 steps are free of charge.
| Item | Charge |
|---|---|
| General appliances | HK$30 / item / floor |
| Window AC, 3/4 HP to 1 HP | HK$30 / item / floor |
| Window AC, 1.5 HP to 2.5 HP | HK$50 / item / floor |
| Window AC, 3 HP or above | To be discussed |
| Split AC, refrigerator, washing machine | HK$50 / item / floor |
| Built-in oven, steam oven, chimney hood, built-in / freestanding dishwasher | HK$50 / item / floor |
Note: Charges may differ if delivery is arranged by an agent. Please contact us for details.
General Notes
- The above installation fees are quoted for work handled by BBE’s appointed contractor / appointed registered electrical contractor.
- Charges may differ if delivery/installation is handled by other agents or contractors. Please contact us for details.
- A compliant power supply must be provided by the customer near the appliance.
- Items not listed in this fee schedule must be discussed with the technician.
- The installation location must be confirmed by the customer. Relocation or reinstallation after installation at the customer’s request will be quoted separately.
- Installation schedule: Hong Kong Island (Tue, Thu, Sat); Kowloon (Mon to Sat); New Territories (Mon to Sat).
- Delivery coverage excludes outlying islands, restricted areas and overseas locations.
- Delivery or installation is generally arranged during office hours. For non-office hours such as evenings or public holidays, please check feasibility in advance.
Why us?
Why Choose BBE?
The trusted choice for more than 300,000 households in Hong Kong. We focus on exceptional quality, professional guidance, and a more peace-of-mind shopping experience.
Multiple Large Showrooms
Experience in person · Compare on the spot
Visit our flagship showrooms in Mong Kok, Causeway Bay, and Tuen Mun. Explore more than 1,000 European, American, and Japanese kitchen appliances, and get on-site recommendations from professional advisors for selection and installation.
Real Customer Service · Dedicated Follow-up
Order confirmation · Peace of mind follow-up
Each order is handled by a dedicated team who contacts and confirms details to ensure smooth delivery and installation. You can also reach real customer service via WhatsApp anytime.
1-to-1 Expert Consultation
Instant support · Professional answers
Get real-time professional support via WhatsApp. Whether you need help comparing appliance specifications, checking dimensions, or answering installation questions, our expert team will respond promptly.
100% Official Stock
No parallel imports · Clear warranty coverage
All appliances are official products from the Hong Kong总代理. Enjoy at least one-year manufacturer warranty and a 7-day replacement guarantee for faulty items, for added peace of mind after purchase.
Award-Winning
Recognized by brands · Valued service
Our service quality is recognized by the industry and top brands. We have received the TGC Sales Gold Award from the Gas Company and Daikin’s Diamond-level “Daikin Star” honor, along with multiple partner awards and distributor recognitions.
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