Universal Fit: 33-inch diameter patio heater reflector shield with pre-drilled 3 holes, the holes are 6 7/8" , fits most tall umbrella and mushroom propane heaters Easy Installation: Tool-free assembly. Remove the blue protective film before installation (Note: In some cases it may require drilling additional holes to match) Durable: Made of aluminum, it is flame-resistant and rust-proof, with a large dome that conserves propane and protects the outdoor heater from harsh weather damage Great Value: Replacement part for patio heaters ideal for maintaining heaters in hotels, restaurants, and cafes, and more economical than buying a new one Attractive Design: The mushroom shape and metallic finish enhance the patio heater s appearance while providing a large coverage area for efficient heat reflection.