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Wool Fiberglass Manufacturing – MACT/NSPS Applicability Flow Chart. Do you own or operate a wool fiberglass facility?. No. Yes. Is your facility a major MACT source or located at a facility that is a major source?. No. You are not subject to MACT Subpart NNN. Yes.
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Wool Fiberglass Manufacturing – MACT/NSPS Applicability Flow Chart Do you own or operate a wool fiberglass facility? No Yes Is your facility a major MACT source or located at a facility that is a major source? No You are not subject to MACT Subpart NNN Yes • Are any of the following new or existing sources (processes) • located at your facility? • Glass melting furnace • Rotary spin wool fiberglass line • Flame attenuation wool fiberglass line No Yes Are applicable HAPs* emitted from any of these sources? Yes You are subject to MACT Subpart NNN Was the rotary spin wool Fiberglass line constructed after February 7, 1984? Was the glass melting furnace Constructed after June 15, 1979? No No Yes Yes Source is subject to NSPS Subpart CC Source is not Subject to NSPS Subpart CC Source is subject to NSPS Subpart PPP Source is not subject to NSPS Subpart PPP * Arsenic, Chromium, lead, formaldehyde, phenol and methanol.