Homeowner checklist

Whole-home surge protection: what Types 1, 2 and 3 actually mean

Use these steps to plan, check and keep a record of your next actions.

• Ask an electrician which SPD type and model fit the service.
• Identify hardwired loads and other incoming paths needing consideration.
• Compare ratings and the proposed installed arrangement.
• Confirm permits and installation responsibilities.
• Keep indicator meanings and model-specific replacement/service instructions.

Notes & questions to follow up