---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchC/part60/subpartPPP"
level: "subpart"
label: "Subpart PPP"
heading: "Standard of Performance for Wool Fiberglass Insulation Manufacturing Plants"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchC-part60-subpartPPP"
sections_count: 6
---

# Subpart PPP — Standard of Performance for Wool Fiberglass Insulation Manufacturing Plants

Title 40 C.F.R. — Protection of Environment › Chapter I — Environmental Protection Agency › Subchapter C — Air Programs › Part 60 — Standards of Performance for New Stationary Sources

## Sections

- [§60.680. Applicability and designation of affected facility.](/cfr/40/60.680.md)
- [§60.681. Definitions.](/cfr/40/60.681.md)
- [§60.682. Standard for particulate matter.](/cfr/40/60.682.md)
- [§60.683. Monitoring of operations.](/cfr/40/60.683.md)
- [§60.684. Recordkeeping and reporting requirements.](/cfr/40/60.684.md)
- [§60.685. Test methods and procedures.](/cfr/40/60.685.md)