WIPPRO Pööningu trepp-luuk Eurostep Smart, EI30, 130 x 70 cm, U=0,7 W/m2K , ruumi kõrgusele 250-270 cm

Fire-resistant EI2 30; 27 cm high box; all-around fire protection seal with 6 cm thermal insulation in the bottom cover; internal swivel mechanism; high-quality surface coating (RAL 9016 white - finely textured, matte); recessed lock; 36 cm wide and 12 cm deep steps with safety studs; mounting accessories included; standard 30-minute fire resistance EI230 tested according to ÖNORM 3860, EN 1634-1, EN 1363-1; thermal transmittance coefficient in the bottom cover: U = 0.7 W/m²K (manufacturer's calculation)