Spectrum Window Factory Sp. z o. o. offers you PVC joinery in the KBE system from Profine, which is one of the main distributors of window and door profiles throughout Poland. KBE is a dynamic brand offering window profiles of the latest generation combining the best features and technical parameters expected by demanding investors, architects and designers: large glazing spectrum, optimally placed steel reinforcements, slim profiles that give the impression of lightness, possibility of implementing large surfaces, high comfort of use, easy care, high energy savings and a wide color palette

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