We run a Manual J load calculation before recommending equipment size, not just matching your old unit's tonnage.
Written estimates cover equipment, labor, and any necessary duct modifications together.
An oversized or undersized system installed without a real load calculation will short-cycle, run inefficiently, or never keep the house comfortable — for its entire lifespan, which is exactly why hvac installation calls in Alief, TX get treated with urgency, not a next-available-Tuesday slot.

AAA Pro HVAC built its HVAC installation process around one idea: diagnose first, quote honestly, fix it right.
We're licensed, insured, and staffed with techs who've spent years specifically on HVAC installation, not general handyman work with an HVAC certificate bolted on.

Oversizing is as much a problem as undersizing — it causes short cycling and poor humidity control.
Manufacturer warranty registration is handled at install to protect your coverage.
No mid-install upsells — the scope is agreed before work starts.
We assess existing ducts and recommend modifications only when genuinely needed.
Every job starts with a real diagnosis, not a guess — here's the full scope of what our HVAC installation technicians handle across Alief, TX.
Complete swap of aging equipment with a properly sized replacement, load-calculated for your home. This is one of the most requested HVAC installation calls we get across Alief, TX.
Ductwork is designed alongside the equipment, not retrofitted after the fact. This is one of the most requested HVAC installation calls we get across Alief, TX.
Ideal for additions, converted garages, or homes without existing ductwork. Techs handling ductless mini-split installation carry the specific parts and tools this job calls for, not a generic kit.
Multi-zone dampers and control panels installed for homes with uneven heating and cooling needs. Techs handling zoned system installation carry the specific parts and tools this job calls for, not a generic kit.
Static pressure is verified after installation, not assumed. This is one of the most requested HVAC installation calls we get across Alief, TX.
Two-stage and variable-speed equipment installation for homeowners prioritizing efficiency and comfort. This is one of the most requested HVAC installation calls we get across Alief, TX.

Schedule an in-home consultation rather than a phone-only quote — sizing requires an actual site visit.
A technician arrives to perform the load calculation and inspect existing ductwork and electrical.
You receive a written estimate covering equipment, labor, and any required duct work.
Installation is scheduled at a confirmed date, with permits and inspections built into the timeline.

Previous company just matched the tonnage of our thirty-year-old unit without asking a single question.
Added a sunroom that never held temperature with the old ductwork.
Installed a mini-split in our converted garage since running ductwork wasn't practical.
First company that mentioned load calculations before quoting a price.

A Manual J load calculation accounts for square footage, insulation, window count and orientation, and local climate data.
Skipping permits can create problems at resale or with insurance claims later.
Sometimes yes, sometimes it needs modification — we evaluate this during the site visit rather than assuming either way.
We give a realistic estimate during the consultation, not a generic promise.
We'll walk through the honest payback math for your specific situation.
Yes — they're often the practical choice when extending existing ductwork isn't feasible.
Ductwork modifications or new construction work naturally take longer, and we'll walk through the realistic timeline during the consultation.

Whether you're in the heart of Alief or one of the surrounding communities, dispatch routes the closest available technician.
☎ Call +1-844-611-2875 for Alief Service