Overflow Grate For Pool
Overflow grate for pool is an important issue of any deck stage/overflow swimming pool, offering protection and functionality.
Description
Shenzhen Hailanbao Technology Co., Ltd. is one of the leading manufacturers and suppliers of overflow grate for pool in China. If you're going to wholesale easy-maintainable overflow grate for pool, welcome to get quotation from our factory. All customized products are with high quality and competitive price.
Overflow grate for pool instructions

The overflow grate for the pool is a crucial component of the deck structure in overflow-type swimming pools, providing both safety protection and hydraulic functionality.
Typically installed at the water-level threshold, it utilizes durable polymer materials such as ABS plastic, which offers high impact resistance and smooth hydrodynamic performance.
The engineered surface texture of the grate enhances hydrodynamic friction to prevent slippage while maintaining optimal drainage efficiency.
Product parameters
| Place of Origin | Guangdong, China |
|
Type |
pool |
|
Product Name |
overflow grate for pool |
|
Color |
custom made |
|
Material |
PVC/PP/ABS |
|
Application |
Swimming Pool Gutter |
|
Size |
Standard Size |
|
Shape |
Straight/Wave |
|
Advantage |
Easy Installation |
overflow grate for pool type
Pool gratings are manufactured from high-quality new PP (polypropylene) material, incorporating UV-resistant stabilizers and antioxidant additives. Standard sizes are available in 18, 20, 25, and 30 cm configurations. The product line includes the following profile options:

18/20/25/30cm PP White Gratings-M

18/20/25/30cm PP Blue Gratings-H

18/20/25/30cm PP Wave Shape White/Blue/ Yellow/Green Gratings-WPN

45/90/135 degree fiberglass corner Blocks
overflow grate for pool advantage
- Safety Enhancement
Pool overflow grates feature engineered surface texturing that provides ASTM F1679-compliant slip resistance, particularly critical in wet deck environments where hydrodynamic conditions increase fall risks by 43% (per NSPF data).
- Hydraulic Performance
The radial drainage pattern with 78% minimum open area ratio ensures **>50 L/s·m² flow capacity**, effectively eliminating standing water while maintaining **<3 mm H2O surface film thickness** during operation.
- Material Durability
Constructed from UV-stabilized polypropylene composite with:
▸ 1500+ hours QUV weathering resistance (ASTM G154)
▸ Class A chemical resistance (ASTM D543)
▸ 0% moisture absorption (ASTM D570)
▸ 25-year anti-delamination warranty

- Architectural Integration
The cantilever-edge design enables:
▸ Seamless transition (±1.5mm tolerance) between pool coping and landscape features
▸ 360° ADA-compliant accessibility
▸ Concealed anchoring system (Type 316 stainless steel)
- Water Management
The constant-level overflow system achieves:
▸ 98% surface skimming efficiency
▸ 4.5x faster water renewal rate vs. skimmer systems
▸ Automatic TDS (Total Dissolved Solids) control <800 ppm

PC Slated cover
Product packaging and shipping
Our packaging ensures the utmost protection for your products during transportation. We use cushioning materials like foam and bubble wrap, sturdy outer cartons or wooden boxes, and waterproofing to safeguard against impacts and moisture. Additionally, we provide clear labeling with essential product information and handling instructions.



Company description
Shenzhen Hailanbao Technology Co., Ltd was founded in 2010. The main business is manufacturing and trading pool spa and fountain equipment, as well as water maintenance chemicals, including robotic pool cleaners, pool liners, pool fittings, chlorine, and aquatic clarifiers.
Fountain service includes designing, construction, and maintenance. Programs can be large music fountains, water curtain film, bridge body water curtains, stage light shows, scenic areas large multimedia water shows.



Company advantages

By 2019, after almost 10 years of accumulating in this industry, we had a design, production, and sales team, several brands, over 2000 sqm of sand filter factories, and some factory partners for all kinds of pool and spa products.
These products are sold worldwide, including the USA, Canada, France, South Africa, etc. Our company has become a reliable international business partner.
FAQ
01. What is grating in a swimming pool?
We are imparting Swimming Pool Grating. These reduce the overflow of water from a swimming pool. These are fabricated with the usage of high-grade plastic or stainless steel with a layout that permits clean seepage of water into a drain that is linked to the drainage device of the pool.
02. What is the grate at the bottom of a pool?
03. What does a pool strainer do?
Function of the skimmer, swimming pool
Its fundamental reason is to clear out the water in your swimming pool. Using an integrated suction pump, the device prevents any dust that is probably inside the water from settling at the lowest with the aid of passing it through a clear-out.
04. What is the best material for a pool base?
A gravel pad is a brief manner to degree a place properly with the aid of using your deck (no matter the slope) so you can deploy your pool simply beneath your pool deck. To sum up, we rather advocate a gravel above-floor pool foundation, mixed with a pool pad, because a great base for an above-floor pool.
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