Feel free to check out my other Fire Sprinkler Head on my page as well;) This lot includes 25 reliable RFC49 Plus fire sprinkler heads, suitable for use in various business and industrial settings. These sprinkler heads are designed to provide efficient and effective fire protection, and are compatible with a range of fire sprinkler systems. The brand of these sprinkler heads is reliable, and they are specifically designed for use in fire protection equipment. With their high-quality construction and advanced design, these sprinkler heads are an excellent choice for anyone in need of reliable fire protection.