HVAC Permits for ZIP Code 77950
Complete HVAC permit guide for contractors working in ZIP code 77950,Refugio, Refugio County. Get forms, requirements, and compliance information.
ZIP Code 77950
Refugio, Refugio County, TX
Need Manual J Load Calculations for ZIP 77950?
Get professional load calculations that meet Refugio building department requirements. Climate Zone 2A parameters included.
Get Your Free Load CalculationRequired HVAC Permit Forms
Official permit applications required for HVAC work in ZIP code 77950. Submit through Refugio building department.
Energy Code Compliance for ZIP 77950
Specific energy efficiency requirements and documentation needed for HVAC installations in Climate Zone 2A.
Compliance Requirements
Manual J Load Calculation
Check with DepartmentRequired for proper system sizingRecommended for optimal system sizing and performance
REScheck Energy Analysis
RequiredBuilding envelope compliance verification
Equipment Efficiency Documentation
RequiredSEER/HSPF ratings and ENERGY STAR certification
Duct Design Calculations
RequiredManual D duct sizing and layout plans
Climate Zone 2A Specifications
Zone 2A
IECC Climate Classification
Climate Zone 2A requirements affect equipment efficiency standards, insulation values, and system design parameters for optimal performance.
Energy Code: 2021 IECC
Location: Refugio, Refugio County
Need Professional Load Calculations?
Ensure your HVAC system meets all code requirements in ZIP 77950
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