Ceramic Bulb Holder
Dull Emitters are only to be used in large spun aluminium reflectors with heavy duty porcelain bulb holders. They should never be used in lamp holders designed to be used with glass bulbs.
We strongly recommend that dull emitter bulbs, holders and shade are fitted by a fully qualified electrician.
Heavy duty - For use with Dull Emitter bulbs
Tough and long lasting