The Top Hat – High Volume Cover is an extension box and cover plate all-in-one, providing an extra 35.8 cubic inches of box fill. Keep your wires sticking straight out instead of maneuvering them into the box and save yourself time and energy.
The Top Hat has full ULC approvals for the United States and Canada and is plenum rated. The Patent Pending design will work with any standard 4x4 junction box.
Rack-A-Tiers is dedicated to pushing innovation in the electrical industry. As a family run business, we want to supply tools that any electrician would be happy to use every day.
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