What is difference between G7/8'' and 15/16-14NPSM ?
- The G7/8" and 15/16-14NPSM inlet thread standards differ primarily in thread angle, pitch. The G7/8" follows the BSPP (British Standard Pipe Parallel) standard with a 55° thread angle and 11 TPI (threads per inch). In contrast, the 15/16-14NPSM adheres to the NPSM (National Pipe Straight Mechani...
How to choose the water inlet size of the toilet fill valve ?
- Europe and Africa use G3/8 ", the Middle East uses G3/8 "and G1/2", Asia and South America use G1/2, but Peru uses G7/8 "or 15/16-14NPSM, and North America uses 15/16-14NPSM.
What should be considered when purchasing toilet flush valve ?
- First, consider whether the flush valve is intended for a two-piece or one-piece toilet. The base design of the flush valve differs based on the application: two-piece toilets use a nut to secure the flush valve, while one-piece toilets use a steel hook for fixation.
Second, choose between an adjust...
What is the function of the overflow pipe ?
- The overflow pipe serves two functions:
First, When the water seal in the toilet bowl is insufficient, the refill tube of the inlet valve directs water through the overflow pipe to replenish the bowl. This helps form a water seal in the U-shaped trap, preventing sewer odors from escaping and contami...
What are the differences in lever materials ?
- There are three common materials on the market: plastic, aluminum, and brass.
Plastic levers are inexpensive and lightweight, but they tend to become brittle over time in bathroom environments, eventually breaking.
Aluminum levers are also lightweight and easy to bend, making them adaptable to diffe...
What are the function of the toilet cistern gasket ?
- This product is designed for two-piece toilets, providing a seal between the tank and the bowl to prevent leaks.
What are the benefits of using stainless steel for toilet connected bolts ?
- The bolt set is continuously submerged in the toilet tank. If rust or corrosion occurs, it can lead to breakage or leaks.
What are the differences in flapper materials ?
- There are three common materials on the market: PVC, rubber, and ABS.
PVC flappers have a significant price advantage over other materials, making them widely used in the market. However, prolonged immersion in water can cause PVC to shrink, potentially leading to minor leaks in the flush valve. The...
How do I choose the right toilet fill valve for different toilet tank heights?
- When choosing a toilet fill valve, the key point is to check the required working water level inside the tank. The water level controlled by the fill valve should not be higher than the top of the flush valve overflow pipe. If the water level is too high, water may keep flowing into the overflow pip...
How can I tell whether a toilet tank uses a bottom-entry or side-entry fill valve?
- To identify the correct type of toilet fill valve, first check the water inlet hole position on the toilet tank. If the inlet hole is located at the bottom of the tank, the toilet uses a bottom-entry fill valve. If the inlet hole is located on the side wall of the tank, it uses a side-entry fill val...
How do I choose between a 2 inch and 3 inch toilet flush valve for replacement?
- When choosing a toilet flush valve for replacement, it is important to understand the difference between the valve size and the actual outlet hole size of the toilet tank. In the industry, a “2 inch flush valve” usually refers to the inner diameter of the flush valve outlet, not the full...
What measurements should be checked before replacing a toilet flush button?
- Before replacing a toilet flush button, the first thing to confirm is whether the toilet uses a single flush or dual flush system. A single flush button is normally used with a single flush valve, while a dual flush button should match a dual flush valve.
Next, check the operating structure under th...
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