Hot Water on Demand
Heats water when a fixture is opened, without a storage tank.
NOVIEEX
NOVIEEX Tankless Gas Water Heater – Natural Gas 4.3GPM
Tankless Water Heater
Explore the NOVIEEX 4.3 GPM natural gas tankless water heater with 100,000 BTU output and a 95–149°F temperature range. Review installation requirements before purchase.
$242.98
- Fuel
- Natural Gas
- Max flow rate
- 4.3 GPM
- Installation
- Indoor
AT A GLANCE
Everyday hot water, clearly specified
Key benefits based on this model’s current Product Details.
Up to 4.3 GPM
Maximum flow rating shown in the current product specifications.
Precise Temperature Control
Adjustable from 95°F to 149°F with digital temperature control.
Compact Wall-Mounted Design
A space-saving format for the specified installation location.
BEFORE YOU BUY
Will it fit your setup?
Confirm energy source, installation location, capacity, and local requirements.
Fuel typeNatural Gas
Installation locationIndoor
Maximum flow rate4.3 GPM
Temperature range95–149°F
PERFORMANCE
Performance highlights
Published operating values for this model.
Maximum flow rate
Rated maximum hot-water flow.
Temperature range
Published adjustable output range.
Fuel configuration
Factory-configured fuel type; do not convert.
SAFETY
Safety and installation
Plan the installation before the unit arrives.
✓
Professional installation
Use a qualified installer familiar with this product type.
✓
Gas and water connections
Confirm the factory fuel configuration and 1/2-inch NPT connections.
✓
Installation location
This model is listed for indoor installation.
✓
Protection systems
Review the protection features and operating limits listed in Product Details.
TECHNICAL DATA
Specifications
Key values from this product’s current Shopify data.
- Fuel type
- Natural Gas
- Maximum flow rate
- 4.3 GPM
- Installation location
- Indoor
- Temperature range
- 95–149°F
- Connection
- 1/2-inch NPT
- SKU
- B0FN7ZH4JF
View complete Product Details
Product Overview
- Brand: NOVIEEX
- Capacity: 18 liters
- Power Source: gas_powered
- Product Dimensions: 16.02"W x 17.32"H
- Fuel Type: Natural Gas
- Flow Rate: 4.3 GPM
Product Features
- 【Note】 This 4.3GPM natural gas model. Gas Inlet & Cold Water Inlet & Hot Water Outlet：NPT 1/2", Power Supply: 110V-120V AC/60Hz, Water Pressure Range: 1.5-116 psi (0.01-0.8MPa)
- 【Reliable Hot Water on Demand】 Delivers up to 4.3 GPM instant hot water. You can comfortably run a shower, kitchen faucet, and bathroom sink simultaneously—all without any noticeable temperature drop.
- 【Precise Temperature Control】 Enjoy consistent water temperature with a wide adjustable range from 95°F to 149°F, ±1℉ temperature control. The built-in digital thermostat ensures your water stays at the desired setting.
- 【High Efficiency, Lower Bills】 By leveraging a selectional burner system, our natural gas tankless water heater precisely adjusts the flame for the water temperature.
- 【Compact & Space-Saving】Wall-mounted design saves over 50% of space. Sleek appearance with LED touchscreen interface for easy operation.
- 【All-Round Security System】Built-in multi-protection system safeguards against gas leaks, overheating, dry-firing, and freeze damage.
- 【Usage Reminder】 Requires professional installation by a licensed technician using 1/2" NPT fittings (Exhaust pipe included).
- 【1-Year Warranty — 30-Day Free Returns】Includes 1-year manufacturer warranty and 30-day hassle-free return policy.
Product Information
| Power Source | gas_powered |
| Fuel Type | Natural Gas |
| Flow Rate | 4.3 GPM |
| Capacity | 18 liters |
| Item Dimensions W x H | 16.02"W x 17.32"H |
| Color | Pearl Grey |
| Model Number | RS16 |
| Brand Name | NOVIEEX |
| ASIN | B0FN7ZH4JF |
HELP
Frequently asked questions
Concise answers based on the current Product Details.
What energy source does this model use?
This model is factory-configured for Natural Gas. Do not convert it to another fuel type.
Where should it be installed?
The current product setting is Indoor. A qualified installer must confirm final placement and local requirements.
What temperature range does it support?
The published temperature range is 95–149°F.
Is professional installation required?
Use a qualified professional familiar with the applicable electrical or gas, plumbing, venting, clearance, and local code requirements.