Nitrogen & Stout Faucet Equipment for Nitro Beer Dispensing
Serving a nitrogenated stout or nitro beer correctly requires a completely different setup than standard CO2 draft. The nitrogen gas blend, the stout faucet, the restrictor plate, and the line balance all work together to produce the characteristic creamy, cascading pour. Get any one of them wrong and you get flat beer, excessive foam, or a pour that never settles properly.
What You Need for a Proper Nitro Pour
- Stout faucet with restrictor plate — the restrictor disc creates the turbulence that initiates the nitrogen cascade; a standard faucet will not produce the correct pour
- Nitrogen regulator — rated for high-pressure nitrogen service; standard CO2 regulators are not compatible with nitrogen cylinders
- 75/25 N2/CO2 beer gas — the standard blend for nitrogenated stouts; high nitrogen content maintains carbonation without over-carbonating
- Balanced line length — line resistance must be matched to serving pressure; too short and beer foams, too long and it pours flat
Serving Specifications (Guinness-Style Stout)
- Gas blend: 75% nitrogen / 25% CO2
- Serving pressure: 30–38 PSI depending on line length and temperature
- Beer temperature: 38–40°F at the faucet
- Faucet: stout faucet with restrictor plate (required)
- Pour technique: 45° angle to the 3/4 mark, rest 90–120 seconds, top off straight
Nitro IPAs & Other Nitro Beers
Nitro IPAs and other nitrogenated craft beers typically use the same equipment but may require different pressure settings depending on the brewery's specifications. Always confirm the recommended gas blend and pressure with the brewery before dialing in a new nitro product.
Not sure how to spec your nitro setup? Contact us — we work with taprooms and bars on nitrogen system builds regularly.
