Tortoise UVB and Heat Lamp: Which Mega-Ray Bulb, and How Far Above the Shell
Sulcata, leopard, Russian, Hermann’s and red-footed tortoises: which Mega-Ray heat + UVB bulb, how far above the shell, and the table and fixture rules.
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Do Leopard Geckos Need UVB? (And What Heat Lamp They Actually Need)
Leopard geckos can live without UVB but do better with a little. The Mega-Ray 70W heat + UVB bulb, how far above the gecko, and when it’s not a fit.
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Mercury Vapor Bulbs for Reptiles: How They Work, Which Wattage, and How Far Away
How a self-ballasted mercury vapor bulb makes heat and UVB from one socket, which Mega-Ray wattage suits your species, and the distance that decides whether it works.
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Turtle UVB and Heat: Which Mega-Ray Bulb for the Basking Dock, and How Far Above It
A red-eared slider spends its day doing two things: swimming, and hauling out onto the dock to bask. The basking is not optional. That is where it warms up enough to digest, and where it makes the vitamin D3 that lets it use the calcium in its food — the difference between a hard, smooth…
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Bearded Dragon Heat and UVB: Which Mega-Ray Bulb, What Wattage, and How Far Away
Which Mega-Ray heat and UVB bulb a bearded dragon needs — 100W or 160W — what wattage for a 40-gallon vs a 4×2×2, how far to mount it, and the fixture it needs.
