TECHNICAL KNOWLEDGE BASE

Codes, Guides & Compliance Standards

Overview of standard Canadian and North American combustion regulatory codes including CSA B149.3, TSSA Field Approvals, NFPA 86, and Ontario Electrical Safety Code (ESA SPE-1000).

CSA B149.3 Field Approval Guide

Essential checklist for custom industrial gas-fired equipment in Ontario, detailing mandatory double block and bleed valve arrangements, purge timing calculations, and high/low gas pressure switch interlocks.

NFPA 86 Industrial Furnace Standards

Explosion prevention guidelines, safety ventilation rates, excess temperature limit controls, and Class A / B / C furnace categorization.