HVAC Services in Oyo State
Professional HVAC installation, repair and maintenance across Oyo State, including Ibadan and surrounding towns. From commercial facilities to homes.
Services in Oyo State
Full HVAC Coverage in Oyo State
All seven of our specialist HVAC services are available to homes and businesses in Oyo State and surrounding areas.
Cooling Load Calculation & System Sizing
Get the exact AC capacity your space needs. No oversized waste, no undersized struggle, just perfectly balanced comfort and lower electricity bills.
Learn moreVRF / VRV & Central Air Conditioning Systems
Cool every room to its own temperature from one quiet, efficient system. Perfect for large homes, offices, and estates.
Learn moreCommercial & Server Room / Data Centre Cooling
Protect your equipment from heat failure with precision cooling built for 24/7 uptime. No downtime, no costly hardware replacements.
Learn moreAir Conditioning Installation
Enjoy years of quiet, efficient cooling with a clean, warranty-backed installation. No breakdowns, no water stains, no headaches.
Learn morePlumbing & General Technical Installations
One trusted team for HVAC and plumbing. No coordination headaches, no delays, no finger-pointing between contractors.
Learn moreRoutine AC Servicing & Maintenance Plans
Keep your AC efficient, clean, and reliable year-round. Lower electricity bills, fewer breakdowns, no surprise repair costs.
Learn moreAC Repair & Emergency Service
Get back to cool fast. Same-day repair that fixes the root cause, not just the symptom. No recurring breakdowns.
Learn moreKitchen Cooker Hoods & Extraction Systems
Keep your commercial kitchen safe and compliant with professional extraction systems that handle high heat, grease loads, and strict air quality standards.
Learn moreExtractor & Fresh Air Fans
Proper ventilation keeps indoor air healthy, removes odours, heat, and humidity, and meets building code requirements for homes and businesses.
Learn moreCold Storage Rooms & Refrigeration
Protect perishable goods, pharmaceuticals, and temperature-sensitive products with professionally designed and installed cold storage facilities.
Learn moreSmoke Fans & Fire Safety Ventilation
Meet fire code requirements and protect building occupants with properly sized, commissioned smoke extraction and pressurisation systems.
Learn moreMechanical & Plumbing Construction Documents
Workshop drawings, as-built documentation, and coordinated mechanical/plumbing designs that keep your project organised, buildable, and compliant.
Learn moreWhy Oyo State Chooses ByHolla Services
When you need reliable HVAC design, installation, or maintenance in Oyo State, you need a team that arrives fast and delivers right the first time. For over 14 years, ByHolla Services has delivered professional cooling, ventilation, and plumbing solutions to 800+ clients across Nigeria. The result: cool, comfortable spaces, equipment that stays online, and projects that stay on schedule.
5.0 Google Rating
21+ verified reviews from clients across Nigeria.
14+ Years in Business
Serving Oyo State and across Nigeria since 2012.
Certified HVAC Designer & PM
ASHRAE member with HAP, CIOB, Google PM certification. Your project is engineered properly.
800+ Clients Served
Homes, offices, data centres and facilities across Nigeria.
Our Certifications
- HVAC Load Calculations (HAP) Certification
- Commissioning and Startup Professional Certificate
- CIOB Construction Quality Management Professional Certificate
- Member of ASHRAE
- Google Project Management Certified Professional
Other Areas We Serve
HVAC Services Across Nigeria
Cool, Reliable Comfort Is One Message Away
From a single AC unit to a full building project, get a straight answer on WhatsApp, not a sales pitch.