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Guide · coastal durability
Choosing blinds that survive coastal salt and UV
Two forces retire coastal blinds early. Salt works on the parts you don't look at: chains, springs, brackets. UV works on the part you do: the fabric. Both have straightforward answers if they're in the spec from the start, and neither can be bolted on afterwards.
Salt: the slow mechanic
Sea air carries salt well inland of the sand, and any window that opens invites it in. On budget hardware the sequence is predictable: the chain pits and stiffens first, then the clutch grinds, then a spring assist loses its temper and the blind stops holding position. None of it is dramatic; the blind just gets worse every month until someone calls it broken.
The coastal answer is boring and effective: stainless or corrosion-resistant chains, coated aluminium tubes and brackets, fittings rated for marine-adjacent use. On our quotes for windows near the water this is the default line, not an extra, the difference in component cost is small; the difference at year five is the blind still running like new.
UV: the quiet bleach
Coastal east light is long on UV, and entry-grade dyed fabrics answer it by chalking, yellowing and going brittle along the fold lines. Fade-rated fabric ranges hold their colour because resistance is engineered into the yarn and coating, not sprayed on. If a fabric folder doesn't talk about UV performance, near the beach, that silence is your answer.
Simple care that actually helps
No heroics required: keep sills and hardware free of salt crust with an occasional wipe with fresh water, dust the fabric rather than scrubbing it, and if a chain starts to feel gritty, mention it, a gritty chain is a maintenance whisper, not a replacement sentence. What doesn't help: oils and sprays on chains (they hold the salt), and pressure-cleaning anything.
Questions worth asking anyone who quotes you
- Which components in this quote are corrosion-rated, and which are the standard parts?
- Is the fabric line fade-rated for coastal UV, and what does the maker say about it?
- What happens to the spring and clutch if this window stays open to the sea breeze all summer?
A quoter who answers precisely is specifying. One who says everything's fine everywhere is reading a catalogue. Our coastal defaults are on the Merewether & Bar Beach page, and they're in writing on every quote near the water.