For applications where BTEX is allowed to be burned as fuel in the reboiler, Spiral X introduces a patent pending design that reduces NOx by removing air restrictions creating a more complete burn. Please click on “Texas Air Quality BTEX Requirement download for a complete understanding of what Texas allows to be claimed as a destruction rate.” Other states will have their own laws. To understand them, Please contact Bryan Holland at bholland@spiralxllc.com.