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How attic ventilation and ice dams affect roofs on Block Island

On Block Island, roofs stand in constant ocean wind, salt spray and sun. Roof ventilation helps your attic handle moisture and temperature changes in one of the harshest environments in Rhode Island.

Proper ventilation lets outside air move in low and out high instead of staying trapped. That airflow helps:

  • Keep attic temperatures more manageable in summer.
  • Reduce moisture and condensation that can lead to mold, mildew and wood rot.
  • Limit ice dams along the eaves in winter.
  • Protect shingles and roof decking from early wear.

Warning signs on Block Island include very hot attics, musty odors upstairs, rusty nails or hardware and frost or dark staining on the underside of the roof deck in colder weather.

A balanced island system usually includes:

  • Intake vents along the soffits to bring in cooler outside air.
  • Exhaust vents at the ridge or high on the roof to let hot, moist air escape.

When we replace a roof in New Shoreham, we pay close attention to ventilation along with shingles and flashing. If soffits are blocked or exhaust vents are undersized, we correct that so your new roof can handle coastal conditions better.

To understand how ventilation fits into a full coastal roof system, visit our Residential Roofing page. If you are planning a replacement, our Instant Roof Estimate tool can give you a close cost range for your Block Island home.

If you are unsure about attic ventilation in your New Shoreham home, we can help you see what is happening and what to improve. Call 401-267-7663 or click Book Now to schedule a free roof and ventilation inspection. To see our services on the island, visit our Block Island service area page.