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About SPACIA-21
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Epoch-making thermal insulation was realized by hybrid glazing "SPACIA-21"
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SPACIA-21 is innovatory glass, having the equivalent thermal insulation effct to 50mm thick glass wool insulation wall, which has the conventional IG unit structure comprizing Low-E glass and monolithic SPACIA with Ar gas injected layer.
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Figure6: Hybrid glazing SPACIA-21 structure
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