Description
Honeywell VS820A1070 — 3/4″ Millivolt Natural Gas Valve
The Honeywell VS820A1070 is a 3/4″ millivolt (MV) gas valve engineered for natural gas service in standing-pilot heating appliances. Designed to deliver dependable, pilot-powered operation without the need for external electrical power, this valve is a trusted solution for gas fireplaces, wall heaters, floor furnaces, and other gravity or fan-assisted heating systems that rely on millivolt control circuits.
Key Features
- 3/4″ inlet and outlet pipe connections for straightforward installation
- Millivolt (MV) operation — powered by the standing pilot thermocouple or thermopile, no line voltage required
- Designed for natural gas (NAT GAS) applications
- Compact, rugged valve body built to Honeywell’s proven quality standards
- Compatible with standard millivolt thermostat control systems
- Suitable for use in gas fireplaces, wall heaters, floor furnaces, and similar standing-pilot appliances
- Drop-in replacement for worn or failed OEM millivolt gas valves
Why Choose the VS820A1070?
The VS820A series from Honeywell has long been a go-to choice for HVAC and hearth professionals who need a reliable millivolt gas valve. Because it draws power directly from the pilot’s thermocouple or thermopile, it operates independently of household electricity — making it ideal for remote installations or areas prone to power outages. The 3/4″ body size accommodates a wide range of residential and light-commercial appliances, and the valve’s straightforward design simplifies both installation and future service calls.
Application
- Gas fireplaces and fireplace inserts
- Wall heaters and vented room heaters
- Floor furnaces
- Other standing-pilot, millivolt-controlled natural gas appliances
Specifications
- SKU: VS820A1070
- Brand: Honeywell
- Pipe Size: 3/4″
- Fuel Type: Natural Gas
- Control Type: Millivolt (MV)
- Pilot Type: Standing Pilot







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