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50+ Years
experience
Emergency
services
Trusted HVAC & Plumbing Services in Turlock, CA
Thorsens-Norquist has served residential and commercial clients in Modesto, Turlock, and surrounding California communities since 1911. Our team of NATE-certified technicians specializes in HVAC installation, maintenance, and repair, along with comprehensive plumbing services. We prioritize upfront cost transparency, treating every property with care and leaving workspaces immaculate. With decades of combined experience, we stay current with industry advancements to deliver precise solutions for complex systems.

Our commitment to quality craftsmanship extends to indoor air quality assessments, water heater services, and emergency 24/7 support. We maintain long-standing relationships through honest communication, warranty coordination, and community-focused service values established over a century ago.
Services
HVAC Installation Plumbing Repair Duct Cleaning Commercial HVAC Water Heater Services
Details
  • Year established: 1911
Highlights and features
  • 100+ years serving Central California communities
  • NATE-certified technicians with specialized HVAC expertise
  • 24/7 emergency service availability
  • Transparent pricing with upfront cost communication
  • Manufacturer warranty coordination for repairs
Associations and certifications
  • NATE (North American Technician Excellence)
What people say
24/7 emergency service Professional and precise Prompt and professional repairs Honest and quality work Warranty coordination
Services
HVAC Installation
We install residential and commercial HVAC systems including ductless units, VRF systems, and geothermal solutions. Our technicians ensure proper system sizing and energy efficiency while maintaining manufacturer warranties. All installations follow local building codes and include customer education on system operation.
Plumbing Repair
Emergency plumbing repairs for leaks, clogs, and water heater failures. Our certified technicians handle residential and commercial systems, including pipe replacement and pressure valve maintenance. We stock common replacement parts for same-visit repairs and offer warranty-covered component replacements.
Duct Cleaning
Professional duct system cleaning improves indoor air quality by removing debris and contaminants. We use industrial equipment to clean supply/return ducts, registers, and HVAC components. Recommended for allergy sufferers or after construction projects, with optional antimicrobial treatments available.
Commercial HVAC
Custom HVAC solutions for commercial properties including system design, preventive maintenance, and emergency repairs. Our team handles large-scale installations like rooftop units and VRF systems. We provide energy audits and tailored service agreements to minimize business disruptions.
Water Heater Services
Installation, repair, and maintenance for tank and tankless water heaters. We service gas, electric, and solar-powered systems with same-day repairs for critical failures. Our technicians diagnose efficiency issues and recommend upgrades to reduce energy costs while ensuring proper temperature regulation.
Questions
What HVAC services do you offer?
We provide installation, repair, and maintenance for residential and commercial HVAC systems including air conditioning, heating, ductless units, and VRF systems.
Do you offer emergency plumbing services?
Yes, we provide 24/7 emergency plumbing repairs for leaks, clogs, water heater failures, and other urgent issues in residential and commercial properties.
Are your technicians certified?
All our HVAC technicians are NATE-certified with ongoing training in the latest industry standards and equipment technologies for quality service.
What areas do you service?
We serve Modesto, Turlock, Ceres, Riverbank, Atwater, Oakdale, and surrounding Central California communities for HVAC and plumbing needs.
Do you offer financing options?
Yes, we provide financing options for HVAC and plumbing projects to help customers manage larger system upgrades or emergency repairs.