Instant foundation system for floating decks and platforms as low as 6.5 inches off the ground, each block designed to support over 1700 lbs, replaces the need for heavy concrete blocks - weighs 1.5 lbs - 28 times lighter than concrete, adapts to accept all 2-inch nominal joists and 4x4 posts, underside ventilated to prevent moisture and deter termites.
85% of respondents would recommend this to a friend
Imported from USA store
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Instant foundation system for floating decks and platforms as low as 6.5 inches off the ground, each block designed to support over 1700 lbs, replaces the need for heavy concrete blocks - weighs 1.5 lbs - 28 times lighter than concrete, adapts to accept all 2-inch nominal joists and 4x4 posts, underside ventilated to prevent moisture and deter termites.
Ideal for homeowners seeking durable, reliable support for deck installations and outdoor structures.
Perfect for DIYers looking to create their own decks with a strong foundation using easy-to-install supports.
Useful for contractors who need high-quality, consistent support blocks for professional decking projects.
Inappropriate for commercial projects that require heavier load-bearing than what TuffBlock supports can provide.
BuildTuff TuffBlock Deck Support - Package Size 12
Overall, customers have had a positive experience with the BuildTuff TuffBlock Deck Support for building decks. Customers found it lightweight and easy to use. The TuffBlock is versatile and works well for many applications. It keeps wood off the ground to reduce rot. Some customers have used it for a porch addition and found it easy to work with. The TuffBlock has also been used to build a 20x10 floating ground-level deck and two 10x12 and 10x8.5x7x9 special cut decks. Some customers have recommended going to the BuildTuff Block website to understand how many TuffBlocks would be needed for specific projects. One customer mentioned that they had used decks.com to get their specs. Customers were also happy with the low profile feature of the product.
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