---
kind: "section"
citation: "40 C.F.R. § 63.1175"
title: "40"
number: "63.1175"
heading: "What is the purpose of this subpart?"
url: "https://uscodex.org/cfr/40/63.1175"
---

# §63.1175. What is the purpose of this subpart?


This subpart establishes national emission standards for hazardous air pollutants emitted from existing, new, and reconstructed cupolas and curing ovens at facilities that produce mineral wool.


## Notes

### Source

Source: 64 FR 29503, June 1, 1999, unless otherwise noted.

### Authority

Authority: 42 U.S.C. 7401 et seq.

### Source

Source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.