The spot lamp has a special built-in reflector allowing to direct the heat in any direction required. The Red glass transmits Infrared waves produced by the special filament of the bulb. The reddish light will not disrupt normal activity during night or day which makes it an excellent 24 hours heat source.
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Not sure which dog pen configuration is right for you? Read our complete guide to choosing galvanised dog pens to compare 3-sided vs 4-sided options, bar spacing, roof configurations, and more.