Roof Safety and Access Systems Market by Product Type (Guardrails, Fall Arrest Equipment, Skylight Screens, Roof Anchor, Portable Safety Railing, Horizontal Lifeline and Hatch System); by Application (Residential and Non-Residential); by Regional outlook (U.S. and Canada) – U.S and Canada Insights, Growth, Size, Comparative Analysis, Trends and Forecast, 2018 - 2026