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Can I build my TimberTech deck directly over an existing surface?

April 26, 2017build deck directly existing timbertech

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Can I build my TimberTech deck directly over an existing surface?

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See below for minimum space requirements for your TimberTech deck planks: Earthwood, DockSider, TwinFinish, 5/4 & 2×6 Planks There must be a minimum of a 2″ (nominal) sleeper system supported by and connected to the substructure over which the deck is to be built. Floorizon Planks There must be a minimum 12″ high unobstructed continuous air space along at least three sides of the deck to allow for cross ventilation.