For builders and contractors — two services, required for permitting.
Envelope Leakage Testing
Blower door and duct leakage testing required for final inspection and certificate of occupancy on new residential construction. We measure whole-house infiltration (ACH50) and duct leakage (CFM25) to Florida Building Code standards.
- Whole-house infiltration test
- Duct leakage test at 25 Pa
- Signed code-compliant report
- Marion County — same-week scheduling
Manuals and Energy Calculations
The complete package required by your county before you can pull a mechanical permit. Manual J, D, and S — load calc, duct design, and equipment selection — plus the Florida Energy Calculation. Four documents, coordinated and delivered together as one submission.
- Manual J — load calc
- Manual D — duct design
- Manual S — equipment selection
- Florida energy calculation form
Right-sized HVAC. Sealed envelopes. Inspector-ready paperwork.— Brandon, B&I Testing
Done by the same person who answers the phone.
Home Performance &
Comfort Assessment.
Your home is losing conditioned air through cracks, gaps, and leaky ducts you can't see — and it's costing you every month.
Drafty rooms. High power bills. An HVAC that runs constantly but never feels right. We use professional diagnostic equipment — including LiDAR mapping and infrared thermal imaging — to find exactly where your home is failing and tell you precisely what to fix.
Learn More →Marion County, Florida.
All contractor and homeowner services are based in Marion County. We know the local build market, the inspectors, and the roads. Outside Marion County? Send us your address and we'll let you know if we can make the trip.
Service Area Details →Ready to get started?
Call directly or send a message. Fast response, real human, no runaround.
(352) 756-2986 Brandon@banditesting.com