Buying A Home With An Existing Roof

COMMENTARY

• Tyler talks about his history in the roofing business
• Having a roof inspection done separate from a home inspection
• Some home inspectors may not have the knowledge like a roofing inspector looking for issues
• Leak potential around roof penetrations and workmanship where roof meets the home’s edge

TEXT

• Replacing a flat roof with 2 skylights. Should the skylight be replaced before the roof install
• Glass skylights don’t degrade. Acrylic skylights can degrade over time.

Roof Ventilation

COMMENTARY

• Proper ventilation does a lot to cool down the attic space
• Tyler discusses a roof shingle testing project and how ventilation dropped the attic space temperature
• How no ventilation can void the roof warranty
• Explaining ventilation requirements
  • 1 square foot of net free ventilation area to every 150 square foot of attic floor
  • For every 300 square feet of enclosed attic space, 1 square foot of ventilation is required
• Do not recommend ventilation fans
• Absolutely essential the roof contractor does a ventilation assessment during a replacement

RESOURCES ON ROOF VENTILATION

• O’Hagin 
• Lomanco Vents

Takeaways

CALLER (off air)

• Harriet in Tucson received a ‘good, better, best’ quote for flat roof coatings. Wants to know what’s the differences in those coatings. Tyler explains the very subtile differences in coatings and thickness each coating provides over time
•  Care for a new or existing roof: Have roof inspection/maintenance check once a year