Napoleon GDS20NNSB Arlington Direct Vent Gas Stove with 20000 BTU Output, Millivolt Ignition, MIRRO-FLAME Porcelain Reflective Radiant Rear Panel and Safety Screen Included (Majolica Brown)

Arlington™ Direct Vent Gas Stove

The Napoleon Arlington™ Gas Stove crafted in cast iron, with its slender, space saving design and 45° venting, is perfect for smaller rooms. The Arlington™ is available in painted black or a porcelain enamel Majolica brown finishes and comes standard with a MIRRO-FLAME™ Porcelain Reflective Radiant Panel. Even though small in size, it holds a large PHAZERAMIC™burner system, PHAZER® log set and brightly glowing ember bed that can be viewed through the European styled ceramic glass viewing area.

• Up to 20,000 BTU's
• Heat Radiating Ceramic Glass
• Presidents Limited Lifetime Warranty
• No Electricity Required
• PHAZERMATIC™ Burner System
• Flame/Heat Adjustment
• Realistic, Ceramic Fiber, Light-Weight Molded PHAZER® Log Set
• MIRRO-FLAME™ Porcelain Reflective Radiant Rear Panel
• Safety Screen Included

• 100% SAFE GUARD™ Gas Control System

Why Buy Napoleon GDS20NSB/GDS20NNSB Arlington™ Direct Vent Gas Stove

• Compact Space-Saving Design: Ideal for smaller rooms where efficient heating and footprint matter most.
• Up to 20,000 BTUs of Heat: Provides dependable supplemental warmth for cozy living spaces.
• Realistic Flame Presentation: PHAZERMATIC™ burner system with PHAZER® logs delivers a natural, wood-fire look.
• MIRRO-FLAME™ Reflective Panel: Enhances flame brightness and depth for a more dramatic visual effect.
• No Electricity Required: Operates during power outages for continuous heat and ambiance.
• Direct Vent Safety: Sealed combustion system improves indoor air quality by venting exhaust outside.
• Adjustable Flame Control: Lets you fine-tune heat output and fireplace ambiance.
• SAFE GUARD™ Gas Control System: Built-in safety features for secure, reliable operation.
• Durable Cast Iron Construction: Long-lasting build with a classic, premium fireplace aesthetic.

Frequently Asked Questions

Q: What is the GDS20NSB?

A: The GDS20NSB is a Napoleon Arlington™ direct vent gas stove designed for efficient zone heating with a traditional cast iron stove appearance.

Q: What type of fuel does the GDS20NSB use?

A: It is designed for natural gas and can be converted to propane using a manufacturer-approved conversion kit.

Q: What is the heat output of the GDS20NSB?

A: It produces up to approximately 20,000 BTU, suitable for small to medium-sized rooms.

Q: Does the GDS20NSB require electricity to operate?

A: No, it can operate without household electricity and typically uses millivolt ignition with battery backup capability.

Q: What type of venting does it use?

A: It uses a direct vent system with sealed combustion, typically venting through the wall using approved venting components.

Q: Does it have a blower fan?

A: A blower is optional and can be added to improve heat circulation.

Q: Can the flame and heat output be adjusted?

A: Yes, flame height and heat output can be adjusted using the built-in control system or remote (if installed).

Q: What safety features does it include?

A: It includes a sealed combustion system, safety screen, and SAFE GUARD™ gas control system for safe operation.

Q: What does the firebox look like?

A: It features ceramic glass with realistic log set and ember bed for a traditional wood-burning fire appearance.

Q: What finish options are available?

A: It is commonly available in painted metallic black or porcelain enamel finishes such as Majolica brown, depending on configuration.

Q: Is the GDS20NSB freestanding or built-in?

A: It is a freestanding cast iron stove designed for hearth installation with proper venting.

Q: What is the warranty?

A: It typically includes a limited lifetime warranty on major components and standard coverage on parts.

Pros and Cons of Napoleon GDS20NSB/GDS20NNSB Arlington™ Direct Vent Gas Stove

Pros

• Compact, Space-Saving Design: Fits easily into smaller rooms, making it ideal for apartments, dens, or secondary living spaces.
• Efficient 20,000 BTU Output: Provides steady supplemental heat for comfortable zone heating.
• PHAZERMATIC™ Burner System: Produces realistic, consistent flames with a natural wood-fire appearance.
• PHAZER® Log Set + Ember Bed: Enhances realism with glowing embers and detailed log styling.
• MIRRO-FLAME™ Reflective Panel: Improves flame depth and brightness for a more visually dynamic fire.
• No Electricity Required: Ensures operation during power outages for reliable heat and ambiance.
• Direct Vent Safety System: Sealed combustion improves indoor air quality by venting exhaust outdoors.
• Adjustable Flame & Heat Control: Allows customizable comfort and ambiance levels.
• SAFE GUARD™ Gas Control System: Built-in safety features for secure and dependable operation.
• Durable Cast Iron Construction: Long-lasting build with a classic, premium stove appearance.

Cons

• Limited Heating Capacity: Best suited for small to medium rooms, not whole-home heating.
• Requires Professional Installation: Needs proper venting and gas line setup.
• Fixed Placement: Not portable once installed.
• No Smart Controls: Lacks Wi-Fi, remote app control, or programmable automation.
• Zone Heating Only: Designed to supplement heat rather than serve as a primary heating system.

Conclusion

The Arlington™ GDS20NSB Direct Vent Gas Stove is a strong option for homeowners who want efficient supplemental heat paired with a realistic fireplace aesthetic in a compact design. It delivers dependable performance, strong visual appeal, and reliable safety features without requiring electricity. While it is best suited for smaller spaces and requires professional installation, it remains a stylish, low-maintenance heating solution for comfortable zone heating and cozy interiors.