Fire efficiency isn't just the core; brace alloys, bolt qualities, and surface systems all influence ratings

https://elliottszz647.lucialpiazzale.com/crowning-the-roofline-copper-finials-that-confirm-their-worth-over-a-century

Fire efficiency isn't just the core; bracket alloys, bolt grades, and coating systems all influence scores, so settings up are checked with each other for real-world compliance.