Stop Heat Loss in Winter – Cold air will enter living room through chimney in winter and blow ash everywhere. Our fireplace draft cover is made of oxford cloth and flame-retardant fabric, filled with insulation materials, which thick enough to block the wind and cold air outside, keeping the room warm and clean..Keep House Cool in Summer – Our fireplace insulation cover can block the heat outside in summer to keep the inside house cool, which can reduce the use of air conditioners or reduce the energy consumption of air conditioners. Save energy, save money..Decorative & Easy to install – Our decorative fireplace blanket can cover up the messy wood burning fireplace. Pure black color blends in with the fireplace so you don't even notice it. If you want to make your fireplace special, you can also choose our other pattern fireplace covers to decorate your wood burning fireplace or gas fireplace. Simply place the magnet in the back pockets and magnetically attach the fireplace blanket to the fireplace frame..Strong Magnetic Attach Design – Upgrade 8 powerful magnets to make sure the fireplace blanket can attach on the fireplace metal frame firmly without falling and no air leakage out. Only put every magnet into the pockets on the back. If your fireplace door didn't have metal frame, we also provide hook installation for your fireplace, simply nail the hooks to the fireplace brick and hang the fireplace mantle on..Tips: Our flame-retardant cloth & cotton can prevent accidents caused by sparks splashing, but we recommend using the fireplace vent cover after the fireplace is completely extinguished and cooled, because the high temperature will weaken the magnetism and cause the fireplace blanket to fall.