THE REAL COST OF A CHEAP ROOF
Adam Wayne’s groundbreaking roofing book has officially reached the top of Amazon, becoming the most-trusted roofing education resource in North America.
Adam Wayne
Founder of ROOFNOW™
🏠 STOP RE-ROOFING. ROOF SMART. ROOF ONCE. ROOFNOW™.
ROOFNOW™ USA — America’s Roofing Knowledge Hub
Powered by the Canadian ROOFNOW™ Engineering Network, this platform delivers scientifically accurate roofing guidance for every U.S. homeowner. Building science, durability research, attic airflow, moisture behaviour, and long-term roof performance — all in one place.
What ROOFNOW™ USA Offers the Public
A complete, engineering-driven roofing knowledge system for American homeowners. Every guide, every tool, and every resource is built from Canadian building-science research and U.S. climate data — making this one of the most advanced roofing knowledge libraries in North America.
Roofing Knowledge Hub
Science-based roofing education covering lifespan, durability, attic airflow, winter performance, and moisture behaviour.
Interactive Roofing Tools
Cost calculator, roofing square calculator, energy-savings estimator, and more — advanced tools built for homeowners.
USA State Roofing Guides
Detailed state-by-state roofing education covering climate zones, roof failure risks, and regional performance data.
Engineering & Research
Access North American building-science insights on ventilation, thermal flow, structural load, and long-term durability.
Roof Failure Analysis
Breakdowns of why roofs fail, how materials age, and what environmental factors cause premature deterioration.
Material Science Library
Asphalt vs metal comparisons, G90 steel science, coating performance, hurricane resistance, and UV degradation data.
Climate-Based Roof Insights
USA climate zone breakdowns with guidance for snow load, hail, heat waves, humidity, and hurricane exposure.
Expert Roofing Answers
100+ science-backed answers to the most important roofing questions asked by American homeowners.
Free Roofing Tools for USA Homeowners
ROOFNOW™ USA provides powerful engineering-based tools designed to help homeowners calculate costs, measure roofs accurately, estimate savings, and understand roof performance. All tools are 100% free, with no account, no download, and no email required.
Roof Cost Calculator
Instant pricing estimates using U.S. market averages and material costs.
Open Tool →Roofing Square Calculator
Measure your roof size in squares and square-feet with fast, simple inputs.
Open Tool →Energy Savings Calculator
Compare asphalt vs. metal and estimate long-term cooling & heating savings.
Open Tool →Lifetime Roof Simulator
Visualize roof lifespan, aging curves, and long-term performance differences.
Open Tool →Granule Loss Calculator
Shows how asphalt shingles shed granules after storms, wind, & UV exposure.
Coming SoonSnow Load Stress Visualizer
Live visual model showing how snow weight affects different roof types.
Coming SoonWind Uplift Risk Calculator
Analyzes uplift risk from hurricanes, tornadoes, and high-force wind zones across the USA.
Coming SoonRoof Ventilation Analyzer
Calculates attic airflow requirements and identifies moisture, mold, & heat risks.
Coming SoonROOFNOW™ North America
The continent’s roofing knowledge engine, providing scientific roofing education,
climate-specific performance research, and engineering-based roofing guidance
across Canada and the United States.
© ROOFNOW™ — North American Roofing Knowledge Organization.
Engineering-based roofing education for Canada and the United States.