You're right to be thinking about this carefully. Here's a breakdown of the situation and how to approach it

The Concerns with Receptacles Above Electric Baseboard Heaters:
Heat and Plastic

The heat rising from the baseboard can degrade the plastic housing of the receptacle over time, making it brittle and potentially leading to failure.

Increased Fire Risk

A degraded receptacle is more prone to short circuits and arcing, increasing the risk of fire, especially if combined with dust or other flammable materials that might collect around the heater.

Code Violation

While I cannot definitively know your local code without knowing your location, generally, electrical codes (like the NEC in the US) discourage or prohibit locating receptacles directly above or too close to electric baseboard heaters due to the heat exposure concerns.

Why Replacing Worn Receptacles is Important



Safety

Worn receptacles can be a significant safety hazard. Loose connections, cracked housings, and weakened contacts can all lead to arcing, overheating, and potential fires or electric shock.

Functionality

Worn receptacles may not provide a secure connection, leading to intermittent power and frustration for the homeowners.

The Dilemma and How to Handle It

You're caught in a tough spot: you know replacing the worn receptacles is important for safety, but you also recognize the problematic location above the baseboard heaters. Here's a suggested approach:1.

Consult Local Codes and a Qualified Inspector



Crucial

Before doing anything, contact your local electrical inspector or building department. Explain the situation – you're replacing existing receptacles in their existing locations, some of which are above baseboard heaters. Ask for their guidance on whether the replacement is permissible as is, or if they require a relocation of the receptacles. This is the most important step. Follow their directions.

Code Compliance

Find out if there are specific code requirements for distance from baseboard heaters in your area.2.

Explain the Situation to the Homeowners

Inform the couple about the potential issues of having receptacles above the baseboard heaters. Explain the risk of heat damage and potential fire hazard. Explain that you're obligated to bring the issue to their attention and explore the safest options. Present the different options, including: Replacing the receptacles in the same location (only do this if explicitly allowed by the inspector and documented). Relocating the receptacles. A combination of the two (e.g., replacing some but relocating the ones closest to the heater).3.

Prioritize Safety and Best Practices (Assuming You're Allowed to Replace in Place)



Use High-Quality Receptacles

Choose receptacles that are heavy-duty and specifically designed for high-use applications. Look for tamper-resistant receptacles, especially if children or grandchildren visit.

Heat-Resistant Wiring

Ensure the wiring connected to the receptacle is in good condition. If the wiring shows any signs of damage or heat degradation, it should be replaced with wiring rated for a higher temperature (e.g., THHN/THWN-2).

Proper Installation

Ensure all connections are tight and secure. Use a torque screwdriver to tighten screws to the manufacturer's specified torque.

Consider a Thermal Barrier

This is tricky and may not be practical, but explore the possibility of installing a thin, non-combustible heat shield between the baseboard heater and the receptacle. Do not use anything that could block airflow around the heater. This must be approved by the local inspector. The inspector will likely be able to direct you to a heat shield appropriate for this situation.

Document Everything

Keep detailed records of your work, including photos of the existing conditions, the receptacles you replaced, and any advice you received from the inspector. This protects you in case of future issues.4.

Explore Relocation Options (If Necessary or Desired)



Discuss Alternatives

Talk to the homeowners about relocating the receptacles to a safer location – perhaps on an adjacent wall, further away from the heater, or lower on the wall.

Consider Functionality

When relocating, think about where the receptacles will be most useful for the homeowners.

Code Compliance

Ensure any relocation complies with all relevant electrical codes.

Professional Installation

Relocating receptacles will require extending wiring and potentially adding new boxes. This is best left to a licensed electrician.

Important Considerations



Insurance

Be aware that replacing receptacles in a non-compliant location could potentially create issues with the homeowner's insurance. It's best to be upfront and transparent with the homeowners and the inspector.

Liability

You want to minimize your liability. Following the inspector's guidance and documenting your work is crucial.

In summary:

While it's good to replace worn receptacles, do not do anything that goes against any local or national codes. The best thing to do is contact the local electrical inspector and let them guide you. They will tell you what you should do for the specific circumstances of the couple's home. If the electrical inspector tells you to replace the receptacles in place, use high-quality, heavy-duty receptacles, ensure proper installation, and document your work. If replacement in place is not allowed, then relocate the receptacles. Flag for review