Protect your investment with the best pellet grill cover on the market! The Green Mountain Grills Cover is custom designed to keep your grill happy. This form-fitting grill cover was built and tested to withstand the toughest weather conditions. This cover is designed to fit GMG Daniel Boone Prime and Prime Plus grill models with built-in flaps to cover the front and side shelves. Get the best pellet grill cover to preserve your grill and enhance your outdoor cooking!