When choosing a pool maintenance company in Selangor, consider the following key factors:

1. Company Qualifications and Experience: Choose a company with proper qualifications and extensive experience in pool maintenance. This ensures they are knowledgeable about various pool equipment and chemicals, and can provide professional services.

2. Services Offered: Make sure the company offers services that meet your needs, including water testing, filtration system cleaning, pool equipment repair, etc. A comprehensive maintenance plan ensures your pool is always in optimal condition.

3. Customer Reputation and Reviews: Check online review platforms or ask around to learn about the company’s past clients’ feedback. Positive reviews typically indicate reliable service quality.

4. Transparent Pricing and Contract Terms: Understand the company's pricing structure to avoid hidden costs. Additionally, review the contract terms to ensure the scope of services and prices are clear and upfront.

5. Technical Support and Response Time: A reputable pool maintenance company usually offers prompt technical support, ensuring quick responses and solutions in case of emergencies.

By considering these factors, you can select a professional and reliable pool maintenance company to ensure the long-term health and safety of your pool.