Authoritative testing, quality assurance
This test was conducted by the well-known third-party testing agency SGS, ensuring the fairness and authority of the test results. The testing cycle is nine days, covering various extreme conditions that the product may encounter in actual use.
Product Highlights: Innovative Design, Practical Choice
The pool bubble cover adopts a large bubble design, which not only gives the product a stylish and beautiful appearance, but also effectively improves the insulation performance, and can better lock in the pool water temperature.
As the original manufacturer, Landy has strong production capabilities and can produce bubble caps with a width of up to 4 meters, which can meet the diverse needs of swimming pools of different sizes. In terms of material selection, the product is carefully crafted with environmentally friendly PE material. This material is not only environmentally friendly and pollution-free, in line with the current trend of green development, but also has the characteristics of durability and durability, with a long service life, and can accompany the swimming pool for long-term use.
In terms of performance, the product has performed remarkably well. It has successfully passed the 4-5 level UV resistance standard and also has a 5 level chlorine resistance performance. It can also effectively reduce water evaporation, greatly reducing the heat loss caused by water evaporation in the swimming pool, making pool insulation and energy conservation easier and more worry free, saving a lot of costs for pool operation.
Reagent resistance test: Fearless of corrosion, long-lasting and new
In the reagent resistance test, the swimming pool bubble cap sample was immersed in a 1ppm sodium hypochlorite solution at room temperature for 48 hours. The results showed no visible changes in the sample, fully demonstrating its excellent chemical corrosion resistance and ensuring the product's long service life in daily use.
Light aging test: UV radiation, fearless
In the light aging test conducted in accordance with ISO4892-3:2016 standard, the swimming pool bubble covered with UVA-340 lamp tube experienced a cyclic rainstorm of (60 ± 3) ℃ for 8 hours and (50+3) ℃ for 4 hours, with a total duration of 36 hours. The test results show that the gray label grade of the sample reaches 4-5 levels (with 5 being the highest), indicating that the product can still maintain stable performance and appearance under long-term ultraviolet irradiation, and is not easily aged or discolored.
Chlorine water and seawater color fastness test: color stability, long-lasting freshness
In the chlorine water color fastness test, according to the AS/NZS 2001.4.5:1998 standard, under the condition of an effective chlorine concentration of 20mg/L, the gray color change level of the pool bubble cover reaches 4-5 levels. In the sea water color fastness test, according to the ISO105-E02:2013 standard, the staining level of the sample in the vertical position with various fibers (acetate fiber, cotton, nylon, polyester, acrylic fiber, wool) reached 4-5 levels, proving the color stability of the product in different water quality environments.
Reliable quality, trustworthy
This test is not only a comprehensive inspection of our product quality, but also a recognition of our commitment to quality first and innovation driven development philosophy. Guangzhou Landy Group will continue to adhere to the principle of "quality first, customer first" and provide consumers with higher quality and reliable pool bubble cap products.




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