Product information, size: 110 x 171 cm, suitable for filter pumps up to 9,462 l/h and sand filter systems up to 8,327 l/h flow rate, the water temperature increases by 3-5 ºC depending on the weather conditions, durable, weather-resistant material, simple structure thanks to the supplied adapter ( For 32 mm and 38 mm hoses), required number of heating units can vary depending on the size of the pool , content: 1 heating unit