Considering 'However, SCR installations designed to comply with the NOX SIP Call are generally already into the installation process or, at a minimum, into the engineering phase of the project.', can one logically arrive at 'SCR installs don't have NOX SIP to comply with.'
However, SCR installations designed to comply with the NOX SIP Call are generally already into the installation process or, at a minimum, into the engineering phase of the project.###SCR installs don't have NOX SIP to comply with.