area: 3m × 4m = 12m² × 100 parts = 1,200m² Unit price: 3,600€ / 1,200m² = 3.00 €/m² These calculations are [...] texture using an in-situ process. The measurements are 200m long and 2.50m high. The company calculates 20m-long [...] 50 m = 50m² × 150 €/m² = 7,500 € Concrete area: 200m × 2.50m = 500m² Unit price: 7,500€ / 500m² = 15