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Available

VELUX Low U-value kit ZTB

SKU

ZTB0K142002

Low U-value kit ZTB 0K14 2002 lowers the U-value in a standard installation. When fitted, there is no visible difference between a sun tunnel with or without the low U-value kit. The same, discrete interior design is maintained.

Low U-value kit ZTB

is very easily fitted - together with or after installation of the sun tunnel
consists of two layers of acrylic glass and a gasket
is available in size 0K14 only

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