How Swimming Pools are made

The most common type of in-ground swimming pools on the market today is the concrete pool. However, there are a wide variety of other manufactured pools on the market, such as fiberglass and vinyl.

How Swimming Pools are made - luxury pool in a back garden

Concrete pools represent 60% of pools being built today, they offer limitless options for shape, configuration, and spa features. The excavation site is reinforced with steel and provides a sturdy support for pools of any shape or size. Where Fiberglass pools are manufactured in a factory, meaning a prefabricated pool arrives at the destination already built.

Fiberglass and Vinyl Pools

Fiberglass pools constitute 7% of the market with limited variety of shapes available. However, with vinyl-lined pools, they arrive in a kit with construction completing at the site which represents 33% of the market. Therefore, a custom fit vinyl liner is installed after the decking is completed and the structure is then filled with water.

Design and Manufacturing

Designing and manufacturing pre-fabricated pools can be major concern when the cost of fabrication continues to be more expensive. Swimming Pools have to be manufactured in a variety of styles and sizes to accommodate the available space requirements of the customer.


However, designs that can incorporate this flexibility and reduce the necessary inventory required to accommodate a variety of sizes and structures have begun to arrive in the above-ground swimming pool manufacturing marketplace creating easier systems to erect without sacrificing stability.

Above-Ground Swimming Pools

Above ground swimming pools have an exterior wall of machined sheet metal construction formed into a continuous circular or oval shape. Support or reinforcing posts are located around the perimeter of the pool and serve to strengthen and maintain the pool wall in the desired position. Conventionally, various components make up these post assemblies and may include upper and lower rails for engaging and covering the upper and lower edges of the metal pool wall, some form of plate connectors which serve to mount the vertical posts in position and which may also be used to secure sections of ledges around the top of the pool wall. Some form of cap is usually fastened to finish the top of the post assembly.

The sidewall of above pools consists of water-impermeable liner, and frame or superstructure for supporting and reinforcing the sidewall. The frame assembly generally includes a lower rail and a top rail to which the pool sidewall is attached. The liner is attached to an inner surface of the pool sidewall along an upper edge.