Inzonex Carbon Hubpowered by inzonex.co.uk
Carbon Hub → Questions
Question

What should stack O2 be?

Answer

Gas-fired: ~2–3% at high fire. Higher = excess air = loss; lower risks CO. Trim control holds the line as conditions vary.

From our guide: Burner tuning & O2 trim — full context, charts and sources there.

Calculate your carbon bill →Read the full guide
Related questions

People also ask

Which practice should come first?
Which ESG initiative should an industrial site start with?
When should a sugar plant fix insulation?
What should come before any fuel switch?
What emission factor should I use for natural gas?
How this page is built: heat-loss figures follow ASTM C680 / ISO 12241 (the method behind our public calculators); facility emissions from Climate TRACE & EU ETS verified data across 30,000+ industrial sites; the 2026–2034 schedule is Regulation (EU) 2023/956, not a forecast. Published by Inzonex Research. Spotted an error? Tell us — we correct on evidence.
Source: Inzonex Carbon Hub — inzonex.co.uk/carbon · prices dated as shown on each figure · schedule per Regulation (EU) 2023/956 · indicative analytics, not compliance advice.