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    Commercial Rooftop Units (RTUs) — hero image

    Commercial Rooftop Units (RTUs)

    Installations, Change-Outs, and Reliable Service

    We replace and service packaged RTUs with minimal downtime. We plan rigging and crane logistics, curb adapters, gas/electric connections, and controls in advance, then commission airflow, economizers, and alarms so the building runs quietly and efficiently.

    For multi-tenant sites we coordinate staging and after-hours work to protect tenants and revenue. Clear labeling and as-builts make future service faster and safer.

    Commercial Rooftop Units (RTUs) — intro section image

    Installation & Retrofits

    Right-sizing with load checks, curb adapters fitted to existing curbs, and a documented rigging plan. Gas piping, electrical, and controls are brought to code and neatly labeled.

    Commissioning includes airflow/ΔT validation, economizer setup with proper enthalpy/temp sensors, and alarm points that integrate with your BMS where present.

    We hand off as-built diagrams, filter sizes, and PM intervals so operations teams are set up for success.

    Repair & Service

    Compressors, condenser/evap fans, gas heat sections, economizers, VFDs, sensors, and boards—diagnosed with trend data to find root cause.

    We stock common parts to shorten downtime, and we stage multi-unit repairs to keep zones comfortable during service.

    Emergency coverage is available for critical facilities with clearly defined response times.

    Preventive Maintenance

    Coil cleaning, filtration management, belts, electrical checks, economizer testing, and seasonal trending. We align PM frequency with occupancy and criticality so the spend matches the risk.

    Reports include photos, readings, and prioritized repairs with estimated impact on energy and reliability.

    Over time, trend data lets us recommend targeted retrofits—EC motors, better filtration strategies, or control tweaks—that pay back.

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    Request RTU Service

    Rooftop unit failures disrupt your tenants, operations, and bottom line. Whether you're replacing aging equipment, responding to a breakdown, or implementing a preventive maintenance program, we bring the expertise and coordination to keep your building comfortable and running efficiently.

    We handle everything: crane logistics, curb adapters, electrical and gas connections, economizer setup, controls integration, and thorough commissioning. You'll receive as-built documentation, filter schedules, and clear maintenance recommendations.

    Call 412-651-1266 or schedule a site walk to discuss your RTU project. We work around your occupancy schedule, provide phased replacement plans that fit your budget, and deliver reliable service across Greater Pittsburgh.

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    Get in Touch!

    Submit Form

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    Contact Us Now

    412-651-1266

    mrthvaccontracting@gmail.com

    Hours of Operation 

    Monday - Friday 6 am - 9 pm Saturday - Sunday 7 am - 7 pm 

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