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All GRANDJOY products are cUPC and CEC certified, which means that the quality and safety of our products are guaranteed at the highest level, so we offer a lifetime warranty for your peace of mind. The products are made of solid brass and 304 stainless steel, the valves will never rust, and the ultra-high performance waterproof hammer can be used more than 600,000 times; the rain shower nozzle is made of silicone nozzle, which is anti-clogging, easy to clean, anti-oxidation and corrosion-resistant, and combined with the ultra-thin air technology, it mixes the water with the air, with the water flow rate as high as (9.5 liters/minute), and the water pressure is boosted up to 100% to achieve the purpose of water saving.10 layers of plating 10 layers of plating and nano-brushed technology, which can save water. Electroplating and nano-brushing technology greatly improves the product's anti-fingerprint, waterproof stains, anti-paint function, keeping the bathroom clean and tidy, come and feel the ultimate "SPA" journey.
No Water Hammer Noise
The anti-backflow function of our check valves, combined with the buffer device inside the valve core, diminishes the impact force of water pressure. This not only prevents water hammer noise but also ensures a safe and comfortable user experience.
Lifetime Limited Warranty
Our products come with a lifetime warranty, backed by continuous technical support. Should you have any queries, please feel free to reach out to our customer service team via email. We are always at your service.
Extended Lifespan
Our product has passed over 600,000 lifespan tests and holds cUPC and CEC certifications. These credentials assure the quality and safety of the product, significantly extending its lifespan.
Upgraded Valve
The pressure-balanced valve counteracts water pressure fluctuations. This means that shower water temperature remains constant, without sudden changes, even when the toilet is flushed or other appliances using water are in operation.
Anti-corrosion, Anti-rust & Anti-leak
Constructed from solid brass and SS 304 stainless steel, our shower faucet utilizes advanced electroplating and polishing technologies to ensure it resists corrosion, rust, and leaks.
High Pressure & Water-saving
Our ultra-thin, 10-inch overhead Shower employs air pressure boosting technology to deliver a robust (9.5 L/min) water flow. This increases pressure while saving up to 70% of water.
Upgraded Materials
Fabricated from stainless steel, our product offers superior corrosion resistance. The surface features a 10-layer plating treatment to prevent fingerprints and water stains, keeping your bathroom clean and tidy.
Extra Long Shower Hose
Our flexible, explosion-proof, and anti-kink shower hose measures an extra-long 59 inches. It can reach every corner of your bathroom, eliminating cleaning blind spots.
Easy Installation
Designed with NPT 1/2"" outlets that meet US standards, every purchase includes a complete set of accessories and installation instructions for quick and easy assembly."
Q1: What materials are the showerheads and faucets made from?
A1: Our showerheads and faucets are primarily made from high-quality brass and stainless steel, ensuring durability and resistance to corrosion.
Q2: What is the flow rate of your showerheads?
A2: Our product flow rates vary depending on their usage: general showerheads have a flow rate of 2.5 gallons per minute (GPM), basin faucets are at 1.2 GPM, bathtub showers also have a flow rate of 2.5 GPM, and kitchen faucets operate at 1.8 GPM.
Q1: Do I need professional help to install my new showerhead or faucet?
A1: All our shower systems are suitable for new or remodeled bathrooms. Installation requires tile/fixture removal and re-piping, so we recommend consulting your plumber before purchase. Most accessory products can be self-installed.
Q2: Are all the necessary installation parts included with the product?
A2: Yes, our products come with all essential mounting hardware and instructions. Please ensure to check the package contents upon receipt.
Q1: Do your products come with a warranty?
A1: Yes, we offer a lifetime limited warranty on all our showerheads and faucets. We warrant our products to be free from defects in manufacturing, materials, and workmanship within the warranty period. We do not warranty damage that occurs from inappropriate use. Warranty is valid from the date of purchase to the original purchaser (consumer) only
Q2: How can I contact support if I encounter issues with my purchase?
A2: If you have any further questions or need additional support, please feel free to contact us at info@grandjoyfaucet.com or call our customer support team at 1-888-969-6880.
Q1: What is the difference between a thermostatic valve and a pressure balance valve?
A1:
Thermostatic Valve:
Pressure Balance Valve:
Q2: Which valve type is better for preventing scalding?
A2: Both valves offer scald protection, but a thermostatic valve provides more precise temperature control, making it superior for preventing scalding, especially in households with young children or elderly individuals.