Load calculations, equipment selection, and duct design delivered in 24–48 hours. Built for custom home builders, architects, GCs, and HVAC contractors who need permit-ready reports without the delay.
We're the outsourced load-calc department for Texas building professionals. Send us plans, we send you the reports your permit office and code official need.
Luxury builds, spec homes, infill. Full J+S+D packages for permit submittal.
Add ACCA-compliant load calcs to your permit set without hiring in-house.
Remodels, additions, tear-downs. Fast turnaround when code review stalls.
Volume pricing for replacement & new-construction. Rebate-qualifying reports.
Oversized equipment wastes money, hurts comfort, and fails inspection. In Texas climate zones 2A and 3A, right-sized systems are especially critical for latent load and humidity control.
Pass Texas code review the first time with documented calculations.
Oncor, CenterPoint, and AEP rebates that require Manual J.
Texas humidity demands correct latent-load sizing, not rules of thumb.
Properly sized systems use 20–40% less energy over their lifetime.
Order individually or bundle all three for the biggest savings and a fully designed HVAC system.
Room-by-room heating and cooling load analysis per ACCA 8th Edition. Accounts for Texas design temperatures, humidity, orientation, infiltration, and envelope construction.
Manual J load calculation plus Manual S equipment selection — verifying capacity, efficiency, and performance at Texas design conditions. One coordinated package.
The complete package: load calc, equipment selection, and duct design — permit-ready and fully coordinated. Best value for new construction.
Supply and return duct layout sized for actual airflow, static pressure, and room loads — so every register delivers the right CFM. Available as add-on or standalone.
Transparent pricing based on conditioned living area. Contractor volume discounts available.
| Conditioned SF | Manual J | Manual J + S | Manual J + S + D |
|---|---|---|---|
| Up to 3,000 | $550 | $800 | $1,150 |
| 3,001 – 5,000 | $800 | $1,000 | $1,500 |
| 5,001 – 7,000 | $1,100 | $1,350 | $2,000 |
| 7,001 – 9,000 | $1,450 | $1,800 | $2,700 |
| 9,001 – 12,000 | $1,950 | $2,400 | $3,650 |
| 12,001+ | Quoted per project | ||
Preferred contractor discounts available for recurring volume (10%–20% off). Standard turnaround is 3–5 business days. Request a free quote with your plans for an exact price.
Simple process, fast turnaround. Most residential projects delivered in 3–5 business days.
Submit floor plans (PDF, DWG, or photos) plus basic project info through the form below.
We review and send a fixed-price quote within a few hours — no obligation.
Once approved, you get ACCA-compliant PDF reports ready for permit and installation.
Tell us about your project and we'll respond within a few hours with a fixed-price quote.
Phone(469) 213-8249
Emailalvaro.jlacheting@gmail.com
Service AreaDFW Metroplex & Texas Statewide
LicenseTACLB #23148E
HoursMon–Fri 8am–6pm, Sat by appointment
Prefer to submit by email? Send plans and project details to alvaro.jlacheting@gmail.com and we'll get back to you within hours.