Made of PA-plastic. For LEDs only. For use around recessed LED spotlights in ceilings. Prevents the insulation and flammable materials from coming into contact with the LED's warm parts. Internal dimensions: 180 x 180 mm Height: 70 mm.
NB! Keep in mind that the actual recess height is the celling thickness + 70 mm.
What kind of electrical work can you do yourself?