Best Place To Put Junction Boxes In Insulated Attic

Always cover the tops of the ceiling joists to make sure the insulation is deep enough to reach your target r value and to prevent thermal bridging the heat loss that occurs through the wood framing.

Best place to put junction boxes in insulated attic.

In the basement store everything in clear plastic bins labeled and not packed too heavily. Stewart attics without air conditioning can reach up to 160 degrees fahrenheit on a hot day and that s way too hot for your electronics to survive apple recommends using their computers at between 50 and 95. Surrounding insulation around j boxes there is no. All your junction boxes must be visible and accessible.

One very important component is the box where the wire will be installed. Since insulation is combustible you must install face plates on all attic junction boxes to prevent contact between bare wires and insulation materials. Heat can damage things such as photographs and wood. You can attach them to the joist s side surface called the face or to the joist s top surface called the edge.

Junction boxes electrical junction boxes for home wiring understanding electrical junction boxes and what they are used for. Mount the box in such a way that all the cables entering and. That latter gets especially tricky if you are tapping into a circuit in the attic where the wires are covered by insulation. Use the attic to store anything that is impervious to heat.

Storing items in your attic is far more preferable than storing them in the basement where they may get wet think about flooding or garage where they are exposed to the elements. According to agricultural engineer b r. Some builders consider it safe to completely cover junction boxes in the attic with insulation as long as you mark the positions of the boxes. Junction box mounting locations there are two options for mounting boxes that are wholly contained within the attic.

Mount the j box to the side of a framing member such as a wall stud ceiling rafter or floor beam using two 8 by 1 inch wood screws. No boxes hidden in wall and no boxes covered by insulation in the attic. If you re storing electronics in your attic you might be unpleasantly surprised to find them less than functional in the future.