B-I-N AQUA is a groundbreaking, water-based, 4-in-1 primer, offering the same trusted performance advantages as our renowned B-I-N and more. This primer is kinder to the environment with an innovative water-based formula containing only trace elements of VOCs. Spruce up your space with this all-in-1 water-based primer that primes, seals, kills stains, and blocks odors without the need for standing. It's perfect for both indoor and outdoor projects, tackling stains and pesky odors while sealing knots and sap streaks. With an ultra-low odor and a water-based formula containing trace VOCs, it ensures easy soap and water clean-up and works on a variety of surfaces, including wood, metal, and masonry. Size: 500ml.