10 Roofing Materials Ranked for Salt-Air Durability
Living on the San Juan Islands means living with salt. It drifts off the water on every breeze, settles on every surface, and quietly attacks anything that cannot resist it. Cheap fasteners rust, thin coatings chalk and peel, and porous materials trap the moisture that our roughly 40 inches of annual rain deliver. When you factor in west-side wind gusts about 20 percent stronger than Anacortes and moss creeping across shaded north slopes, the question of which roofing mater
It is the first question almost every islander asks, and the honest answer is: it depends. A new roof in San Juan County can run anywhere from the low five figures to well past forty thousand dollars, and the range is that wide for real reasons. Material choice, roof size and pitch, the condition of what is underneath, and the unavoidable cost of getting crews and materials across the water all move the number. This explainer breaks down what drives the price so you can bud
Understanding Roof Underlayment and Ice-and-Water Shield
Most homeowners judge a roof by what they can see: the shingles or metal panels on top. But the material that does the quiet, unglamorous work of keeping water out of your house is often the layer you never look at. Underlayment sits between the roof deck and the finish surface, and on a rainy island roof it can be the difference between a dry attic and a slow, hidden leak. In San Juan County, where roughly 40 inches of rain falls every year and November storms drive water
Metal vs. Asphalt Roofing for Island Homes: A Complete Comparison
When it comes time to replace a roof in the San Juan Islands, most homeowners land on the same fork in the road: standing-seam metal or asphalt shingles. Both can work here. But "can work" and "is the smart long-term choice" are different questions, especially when your home faces salt air, 40 inches of annual rain, and west-side winds that run roughly 20 percent stronger than what Anacortes gets. This comparison breaks down how each material actually performs on San Juan,