Hello, dear buyer! You can choose your favorite items from our store. We are international sellers, and the products shown are in stock. All products have free shipping. There is no shipping cost. Products are shipped from China and take approximately 15 to 25 days to arrive. If you need an invoice, we can issue a receipt with the product information. However, such receipts cannot be used as tax invoices and do not contain the company seal. Please do not leave negative reviews, as it will seriously affect our store's performance. If you have any questions, please feel free to contact us; we are confident we can find reasonable solutions. What will you receive after your purchase? 5 fire sprinkler heads with 4 downward-spraying points (angled type). Why buy from us? All our products are brand new and imported from the United States, and our delivery range covers the entire country. Your purchase is protected! In addition to the original manufacturer's warranty, we offer a 30-day, no-questions-asked warranty on all our products. Description: Package includes: 5 fire sprinklers. Fire sprinkler weight: 48 grams. Glass bulb diameter: 5 mm, water flow rate: 97%, working pressure: 1.2 MPa, tip: 1. When installing the nozzles, special elbows and T-fittings must be used. 2. When installing the nozzle, do not disassemble or modify it. Covering the nozzle and decorative trim is strictly prohibited. 3. Use the supplied wrench to install the nozzle. Do not tighten it against the nozzle frame. If the nozzle frame or deflector is deformed or any parts are damaged, replace the nozzle with one of the same specifications and model. 4. When the nominal diameter of the nozzle is less than 10 mm, a filter must be installed in the main water distribution pipe. 5. Nozzles susceptible to mechanical damage must be fitted with protective nozzle covers. 6. When installing the sprinkler, the distance between the splash plate and the ceiling, door, window, opening, or wall must meet the requirements. 7. When the sprinkler head splash plate is below the bottom of a nearby beam or the bottom of a vent pipe less than 1.2 m wide, the splash plate... Important: - Fast Shipping: Products are available for international shipping - Recommendation: If you have any questions about compatibility, please feel free to ask in the FAQ section. We are here to help. Seller Warranty: 7 days and 5 fire sprinkler heads (angled). Why buy from us? All our products are brand new and imported from the United States, and our delivery range covers the entire country. Your purchase is protected! In addition to the original manufacturer's warranty, we offer a 30-day no-questions-asked warranty on all our products.