For Shafted System double-glazing venetion blind, however, in order to enable the shaft bound on the mechanism protrude, a tiny aperture is drilled. Nevertheless, to avoid damp and dust, an exclusive felt is inserted into said aperture, thus, double-glazing maintains entire features thereof.
SUNSET branded double-glazing shafted system
venetion blind, rather than continuously contaminated ones, are being manufactured as a product that retains any and all characteristics thereof and that offers further acoustic and heat insulation.
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