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Business Details
4 Years
experience
Your Trusted Partner for Premier Pool Services in Rockville
Twin Pool and Spa is a family-owned business dedicated to providing professional pool maintenance and repair services in Maryland and Virginia suburbs of Washington DC. Founded by brothers Brent and Derrick Marth, the company leverages over 34 years of combined industry experience to deliver personalized, high-quality service. Certified by the National Swimming Pool Foundation (CPO) and The Pool and Hot Tub Alliance (CMS, CST), the team specializes in pool openings, closings, repairs, and equipment installation.

They prioritize customer satisfaction through transparent communication, adherence to manufacturer guidelines, and advanced training in pool technology. Their services are designed to minimize homeowner effort while maximizing pool longevity, safety, and efficiency. With a focus on energy-efficient solutions and smart automation, Twin Pool and Spa ensures clients enjoy a hassle-free pool experience backed by a one-year labor guarantee.
Services
Pool Opening Pool Repair Pool Equipment Pool Pumps Pool Filters Pool Heaters Automation Systems Pool Cleaners Chlorinators Pool Closing
Details
  • Year established: 2022
Highlights and features
  • 34+ years of combined experience in pool maintenance and repair.
  • Factory-trained technicians with CPO, CMS, and CST certifications.
  • Transparent pricing and honest repair/replace recommendations.
  • Energy-efficient equipment installations with manufacturer warranties.
  • Personalized service with a one-year labor guarantee.
Associations and certifications
  • National Swimming Pool Foundation (NSPF)
  • Pool and Hot Tub Alliance
What people say
Certified professionals One-year labor guarantee Energy-efficient solutions Detailed service reports Prompt communication
Services
Pool Opening
Twin Pool and Spa provides comprehensive pool opening services, including equipment inspection, water balancing, and debris removal. Our technicians ensure your pool is ready for swim season with detailed reporting and chemical adjustments. We recommend opening pools two weeks before events to allow proper filtration and clarity.
Pool Repair
Our certified technicians handle all pool repairs, from pumps and filters to heaters and automation systems. As a Certified Warranty Station, we repair or replace equipment with manufacturer-backed parts. We prioritize cost-effective solutions while maintaining optimal pool functionality and safety standards.
Pool Maintenance
Weekly maintenance includes water chemistry testing, debris removal, and equipment checks to keep pools clean and efficient. Our service extends equipment life and prevents costly repairs. We offer vacation coverage and poolside training to help homeowners understand their system's needs and maintenance routines.
Pool Closing
Our pool closing service protects your investment during winter with chemical treatment, equipment shutdown, and cover installation. We recommend seasonal inspections to prevent freeze damage and ensure a smooth reopening. Custom winter service plans maintain chemical balance and prevent algae growth during colder months.
Equipment Installation
Twin Pool and Spa installs energy-efficient pumps, heaters, and automation systems to enhance pool performance. We recommend ENERGY STAR-certified equipment for cost savings and environmental benefits. Our factory-trained technicians ensure proper sizing and installation, backed by manufacturer warranties and a one-year labor guarantee.
People
Brent Marth
Co-Owner/Technician
Brent Marth, co-owner of Twin Pool and Spa, holds CPO, CMS, and CST certifications. With 17+ years of pool industry experience, he specializes in equipment repair, automation systems, and water chemistry optimization for residential pools.
Derrick Marth
Co-Owner/Technician
Derrick Marth, co-owner and certified pool specialist, shares 17+ years of expertise in pool maintenance and equipment installation. His focus on customer education and preventive care helps homeowners maximize pool longevity and efficiency.
Questions
What pool services do you offer in Rockville, MD?
We provide pool openings, closings, weekly maintenance, equipment repairs, automation installations, and winterization services for residential clients in Rockville and surrounding areas.
Are your technicians certified?
Yes, our team holds Certified Pool Operator (CPO), Certified Maintenance Specialist (CMS), and Certified Service Technician (CST) credentials from leading industry organizations.
Do you offer emergency pool repairs?
We handle urgent issues during regular business hours (8 AM-5 PM Mon-Fri) but don't provide after-hours emergency services.
How much does pool opening service cost?
Pool opening services range from $399 to $495, depending on whether you need cover removal and additional cleaning services.
Can I control my pool remotely?
Yes, we install smart automation systems allowing phone-based control of pool functions like temperature, cleaning cycles, and chemical levels.
What payment methods do you accept?
We accept major credit cards and checks for service payments, with pricing confirmed upfront before any work begins.