... using cost of gas firing 3,no noise,safe,cozy and easyoperation 4,real fire effect 1,Model:RSL-252,Rated ... heating area should be reduced according to corresponding coefficient.2,Wood pellet calorific value=4100cal.Heat efficiency≥85%3,The dimension ... hopper capacity for power 240kw and above is only a reference.We can make according to customer's specific request wood pellet fireplace