FIELD: carpentry, in particular, manufacture of wood-based carpentry products, such as windows and doors. SUBSTANCE: method involves providing frame profile and window (door) leaf profile from wooden blank produced by glueing of three lamellae; cutting these profiles to size; providing dovetail cutting of each end joint and cutting slot for inner lamella; making inner lamella in the form of two-segmented pressed plastic plate; pressing in dovetail-shaped plastic pin and two-segmented plastic plate for providing angular joining of frame and leaf. EFFECT: simplified manufacture method, increased strength and improved moisture-resistant joint.
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