Ceramic bulbs transform all power into heat, rather than light. More rest, and more natural warmth for small animals. Longer lamp life. NB: Must be used only with ceramic socket. NB: Birds sleep better under these lamps
Phillips heat lamps are top quality European manufacture. PAR38 lamps save 30% energy cost and are good for 5,000 hours of operation. R125 bulbs are good for 2,000 hours of operation. Clear lamps produce light and heat. Red lamps just a very small amount of light. Best used with reflector.