If you need a quality redwood deck sealer that offers long lasting protection, contact this company. They have oil based redwood sealer that works as a perfect deck sealer that has set the new standard for wood protection and beauty.
BEYOND PAINT™ Multi-Purpose Sealer is a safe, water-based, interior/exterior sealer formulated to protect your most challenging BEYOND PAINT™ projects. Use on countertops, Indoor/outdoor furniture and any project that requires extra-strength durability or weatherproofing. Engineered with easy touch up and self-leveling technology for a smooth, no brush mark and lasting finish.
Sansin Wood Sealer - protecting wood from Water & UV damage but still allowing natural weathering to give the "driftwood" effect. The deck shown on the image is Western Red Cedar. Sansin Wood Sealer was applied every 3 years for 12 years. http://www.silvatimber.co.uk/wood-care/sansin-wood-sealer.html