Established in 1959, Triangle Pool Service offers maintenance contracts and pool repair services for residential and commercial customers. Located in Largo, Fla., the company offers a range of services, such as complete cleaning and chemical maintenance and chemical maintenance-only services. It is one of the largest distributors of liquid chlorine and tablets. Triangle Pool Service provides an array of products, such as water testing accessories, safety equipment, life-guard equipment, accessories and pray-park water features. It serves condominiums, property management, resorts and water-parks.