InterNACHI Standards of Practice Overview:
The InterNACHI Standards of Practice provide an in-depth guide for home inspections, ensuring a comprehensive evaluation of a property’s condition. These standards detail the inspection of all significant systems and structural elements from the roof to the foundation. Here’s a deeper look into what these standards cover:
- Roof: Inspectors assess the condition of roofing materials, gutters, downspouts, and the installation of vents, flashing, skylights, and chimneys, looking for signs of damage or wear from accessible vantage points.
- Exterior: This includes evaluating the condition of exterior walls, doors, windows, and any attached structures like decks or porches. Inspectors also consider how vegetation, drainage, and grading might impact the home’s exterior.
- Basement, Foundation, Crawlspace & Structure: Examination involves checking the foundation for structural integrity, signs of water intrusion, and the condition of support systems like beams and columns.
- Heating: The heating system’s functionality is tested, including the distribution system, ensuring safe venting and chimney conditions.
- Cooling: Similar checks are performed on cooling systems to ensure they operate correctly and manage condensate efficiently.
- Plumbing: All visible plumbing is inspected for functionality, leaks, corrosion, including the water supply, drainage, fixtures, and water heating equipment.
- Electrical: This entails evaluating the electrical service entry, panelboards, grounding, and sampling outlets, switches, and lighting for safety and code compliance.
- Fireplace: Inspectors check the fireplace’s hearth, damper, chimney, and flue for safety and operational integrity.
- Attic, Insulation & Ventilation: Inspectors verify insulation levels in accessible areas and check for proper ventilation to prevent moisture and ensure energy efficiency.
- Doors, Windows & Interior: A selection of doors and windows are operated, and walls, ceilings, floors, and interior structures are inspected for damage or structural concerns.
Exclusions include non-permanently installed items, systems not accessible or operational, and low-voltage systems unless agreed upon otherwise.
Local City Offices in Ontario, CA:
1. Roof
- Roof-covering materials
- Gutters and downspouts
- Vents, flashing, skylights, chimneys, and other roof penetrations
- General structure of the roof from the readily accessible panels, doors, or stairs
2. Exterior
- Wall cladding, flashing, and trim
- Exterior doors
- Decks, balconies, stoops, steps, areaways, porches, and their associated railings
- Eaves, soffits, and fascias
- Vegetation, surface drainage, retaining walls, and grading where they may adversely affect the structure
- Walkways, patios, and driveways
3. Basement, Foundation, Crawlspace & Structure
- Foundation walls, piers, columns, beams, and floors
- Basement or crawlspace for signs of water penetration
- Structural components including framing and bracing
4. Heating
- Heating system using normal operating controls
- Distribution systems (e.g., ducts, pipes, radiators)
- Presence of solid fuel burning appliances
- Vent systems, flues, and chimneys
5. Cooling
- Cooling system using normal operating controls
- Distribution systems (e.g., ducts, pipes)
- Condensate drainage system
6. Plumbing
- Interior water supply and distribution system, including fixtures and faucets
- Drain, waste, and vent systems
- Water heating equipment
- Fuel storage and distribution systems
- Sump pumps with accessible floats
7. Electrical
- Service drop, service entrance conductors, cables, and raceways
- Service equipment and main disconnects
- Service grounding
- Interior components of service panels and subpanels
- Conductors, overcurrent protection devices, and a representative number of installed lighting fixtures, switches, and receptacles
- Presence of smoke and carbon monoxide alarms
8. Fireplace
- Fireplace hearth extensions
- Fireplace dampers, flue, and chimney (visible portions)
- Woodstoves or inserts
9. Attic, Insulation & Ventilation
- Insulation in unfinished spaces, including attics, crawlspaces, and foundation areas
- Ventilation of attic and foundation areas
- Mechanical ventilation systems
10. Doors, Windows & Interior
- A representative number of doors and windows
- Walls, ceilings, and floors
- Steps, stairways, and railings
- Garage doors and garage door operators
- Installed countertops and cabinets
Additional Notes:
- General Exclusions: The inspector is not required to operate systems that are shut down, dismantle equipment, or enter areas that are not readily accessible or could be unsafe. Also, items not permanently installed and low-voltage electrical systems (like security systems, phone lines, etc.) are generally not inspected unless specified.
- Inspection Scope: The inspection is visual and non-invasive, based on what can be observed on the day of the inspection without moving personal items, furniture, or making any destructive changes.
This list reflects the broad scope of what a home inspector adhering to InterNACHI’s SOP would typically cover, alongside providing local service options for potential repairs or further investigation in each category in Ontario, CA.