Do you have siding installed behind the electrical panel? If there is siding behind the panel, then do not caulk it to the siding. If there is no siding behind the panel, then you can caulk the outside perimeter of the panel.

Can I caulk around electrical box?

For wall-mounted electrical boxes, caulk all of the openings in the box (including around the wire penetrations) and seal around the box where it meets the drywall.

Can you use silicone caulk on electrical connections?





Silicone creates an extremely tight and durable seal while also retaining its flexibility, making it a perfect outer coating for electrical wires that may need to be moved or rearranged in the future. In addition to being water- and weatherproof, it can also withstand very high temperatures.

How do you seal an outside electrical box?

Be sure to use silicone caulking designed for outdoor use to seal all around the box. Smooth out the caulk with a moist finger or tool designed to do so. Place the gasket and install the cover on top. Turn the power on after you’ve put the indoor socket back together.

Can you caulk around outdoor electrical outlets?

Should you caulk around electrical outlets and air outlets? In addition to caulking windows and doors, consider caulking the many exterior air outlets, external electrical outlets and exterior faucets. These are all prone to compromising the airtightness of your home.