Beat the Heat-Dome

STOP PAYING THE POWER COMPANY TO SURVIVE SUMMER Air-conditioners are wonderful-until the grid groans, rates spike, or wildfire smoke turns "open-a-window" into a health hazard. Beat the Heat-Dome hands you a toolbox of science-grounded, building-code-legal upgrades that keep interiors livable when outside temps stay in the triple digits all night. WHAT'S INSIDE ¿ 32 retrofit playbooks, ranked by cost & payoff -from a $40 DIY night-flush fan hack that drops bedrooms 8 °F, to an attic-deck "cool-roof sandwich" that cuts rooftop heat gain 85 %. ¿ Reflective-roof masterclass ¿ product comparison (mineral-granule shingles vs. high-albedo coatings) ¿ step-by-step prep & spray guides ¿ lifespan math so you know when payback eclipses repaint costs. ¿ Thermal-mass tactics that really work Turn drywall, masonry and even water barrels into silent "cool batteries" that smooth 40 °F outdoor swings into a gentle 7 °F indoor drift. ¿ Window wizardry Smart overhang geometry, reversible awnings, low-E films & DIY blackout screens that stop shortwave gain before it enters the envelope. ¿ Ventilation puzzles solved Stack-effect flues, night-purge schedules, and cross-breeze pathways you can diagram on a napkin-plus the fan-CFM math to prove they'll work. ¿ Shading & landscape hacks Living trellis walls, reflective rock mulches, thermal-break planter boxes, plus a "shade in one summer" species list for every U.S. climate zone. ¿ AC-bill slashing calculator Punch in square footage, climate data, and chosen retrofits; get kWh savings, payback years, and carbon avoided-spreadsheet download included.