(484) 240-9817 josh@blueboxhvacr.com
Commercial HVAC — Allentown, PA

Commercial HVAC Service in Allentown, PA — Without the Runaround

20+ years of commercial HVAC across the Lehigh Valley. RTUs, chillers, boilers, VRF, WSHPs, mini-splits. Every call ends with Option A, B, and C.

Systems We Service

Allentown Commercial HVAC Systems

🏢

Rooftop Units (RTUs)

Lennox, Trane, Carrier, York, Aaon. Up to 150 tons. Diagnostics, airflow balancing, economizer tuning, R-22 transitions.

🌊

Chillers

Scroll, screw, and reciprocating. Coil cleaning, refrigerant charge analysis, pump inspection. Comfort and process cooling.

🌀

VRF / Mini-Splits

Fujitsu Airstage, Mitsubishi, Daikin, LG. Multi-zone diagnostics, refrigerant management, controls integration.

🔥

Boilers & Hydronic

Gas-fired, steam, hot water. Combustion analysis, burner tuning, heat exchanger inspection, hydronic balancing.

🌬️

Cooling Towers & WSHPs

Tower cleaning, sump maintenance, WSHP loop balancing. Full water source heat pump service.

💨

Make-Up Air & Specialty

Desert Aire, Munters, Captivaire, AAON. Commercial ventilation, energy recovery, exhaust systems, A2L-ready service.

Real Work

From Our Job Sites

Trane commercial RTU on rooftop
Trane RTU — rooftop unit site assessment
Condenser diagnostics with UEI meter and Testo
Office & lab condenser diagnostics — R-454B charge verification
Commercial RTU crane installation
Crane lift for commercial RTU replacement
New condenser installation
New commercial condenser installation
Fujitsu Airstage mini-split
Fujitsu Airstage VRF outdoor unit
Desert Aire DHU dehumidification unit
Desert Aire DHU — R-454B A2L dehumidification install
Our Process

We Don't Just Fix It — We Tell You What's Actually Going On

1

Honest Diagnosis

Find the real problem. Tell you what we found — not what keeps the ticket open.

2

Option A / B / C

Three clear paths with real numbers. Minimum fix, smart maintenance, or replacement.

3

Red/Yellow/Green Report

One-page equipment status every visit. Plain English. Built to share with ownership.

4

Capital Budget Forecast

Annual 1–5 year equipment projection for maintenance members.

RTU Replacement Cost Ranges — 2026

Unit SizeEstimated Cost
3–5 Ton$12,000–$16,000
7.5–10 Ton$18,000–$24,000
15–20 Ton$30,000–$45,000

Prices rising ~6%/yr. Emergency installs add ~20% premium. Ranges only — exact after site assessment.

Ready to Talk to a Solutionist?

No pressure. No runaround. Just a straight conversation about what your equipment needs.