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T5 Lamps (bulbs): Giesemann T5 Lamps
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Giesemann  Tropic 24W 24 inch T5 HO Lamp Giesemann Tropic 24W 24" T5 HO Lamp (GM-T5-TRPC)

Product Code: RGS00550
The Giesemann Tropic is a full spectrum 6500k HO T5 lamp with enhanced photosynthetic peaks which recreates a natural sunlight effect. 22 inches long for 24" fixtures/retrofits. 24W.

Our Price: $20.95
In Stock
Giesemann  Actinic Blue 24W 24 inch T5 HO Lamp Giesemann Actinic Blue 24W 24" T5 HO Lamp (GM-T5-AB)

Product Code: RGS00551
The Giesemann Actinic Blue emits almost exclusively blue light of wavelengths from 400 - 510 nm, with a maximum at 420 nm. These wavelengths enhance the growth of many coral species in the aquarium, thus ensuring optimum lighting conditions.22 inches long for 24" fixtures/retrofits. 24W.

Our Price: $18.95
In Stock
Giesemann  AquaBlue Coral 24W 24 inch T5 HO Lamp Giesemann AquaBlue Coral 24W 24" T5 HO Lamp (GM-T5-AQB)

Product Code: RGS00552
The AquaBlue Coral is the ultimate blue/white light spectrum ( Special 70:30 combination of 6000K and 22000K). 22 inches long for 24" fixtures/retrofits. 24W.

Our Price: $18.95
In Stock
Giesemann  Super Flora 24W 24 inch T5 HO Lamp Giesemann Super Flora 24W 24" T5 HO Lamp (GM-T5-SF)

Product Code: RGS00553
The Super Flora is a high-performance T5 tube developed for optimum plant growth and to accentuate the blue & red colors of your fish. 22 inches long for 24" fixtures/retrofits. 24W.

Our Price: $19.95
In Stock
Giesemann  Super Actinic 24W 24 inch T5 HO Lamp Giesemann Super Actinic 24W 24" T5 HO Lamp (GM-T5-SAB)

Product Code: RGS00554
The Super Actinic emits a very strong, pure actinic spectrum, which generates a light white/violet effect in your aquarium that maximizes the fluorescence from your colorful corals. Ideal for supplementation of existing metal halide lighting. 22 inches long for 24" fixtures/retrofits. 24W.

Our Price: $20.95
In Stock
Giesemann  Super Purple 24W 24 inch T5 HO Lamp Giesemann Super Purple 24W 24" T5 HO Lamp (GM-T5-SP)

Product Code: RGS02727
The Giesemann Super Purple is the ultimate white/violet spectrum T5 lamp to accentuate coral and fish colors as well as providing proper light intensity for coral growth. 22 inches long for 24" fixtures/retrofits. 24W.

Our Price: $19.95
In Stock
Giesemann  AquaBlue Azure 24W 24 inch T5 HO Lamp Giesemann AquaBlue Azure 24W 24" T5 HO Lamp (GM-T5-AZR)

Product Code: RGS02847
The Giesemann AquaBlue Azure is a turquoise blue a 16-17000K lamp developed for reef aquariums providing higher PAR to enhance the colors and growth of corals whilst producing a rich turquoise blue for optimum aesthetics. 22 inches long for 24" fixtures/retrofits. 24W.

Our Price: $18.95
In Stock
Giesemann  Tropic 39W 36 inch T5 HO Lamp Giesemann Tropic 39W 36" T5 HO Lamp (GM-T5-TRPC)

Product Code: RGS00555
The Giesemann Tropic is a full spectrum 6500k HO T5 lamp with enhanced photosynthetic peaks which recreates a natural sunlight effect. 34 inches long for 36" fixtures/retrofits. 39W.

Our Price: $20.95
In Stock
Giesemann  Actinic Blue 39W 36 inch T5 HO Lamp Giesemann Actinic Blue 39W 36" T5 HO Lamp (GM-T5-AB)

Product Code: RGS00556
The Giesemann Actinic Blue emits almost exclusively blue light of wavelengths from 400 - 510 nm, with a maximum at 420 nm. These wavelengths enhance the growth of many coral species in the aquarium, thus ensuring optimum lighting conditions.34 inches long for 36" fixtures/retrofits. 39W.

These lamps can be used instead of the discontinued Red Sea Reef Spec 34 inch Actinic 22000K 39W T5 HO Fluorescent Lamps for Red Sea Aquariums.

Our Price: $20.95
In Stock
Giesemann  AquaBlue Coral 39W 36 inch T5 HO Lamp Giesemann AquaBlue Coral 39W 36" T5 HO Lamp (GM-T5-AQB)

Product Code: RGS00557
The AquaBlue Coral is the ultimate blue/white light spectrum ( Special 70:30 combination of 6000K and 22000K). 34 inches long for 36" fixtures/retrofits. 39W.

These lamps can be used instead of the discontinued Red Sea Reef Spec 34 inch BlueWhite 15000K 39W T5 HO Fluorescent Lamps for Red Sea Aquariums.

Our Price: $20.95
In Stock
Giesemann  Super Flora 39W 36 inch T5 HO Lamp Giesemann Super Flora 39W 36" T5 HO Lamp (GM-T5-SF)

Product Code: RGS00558
The Super Flora is a high-performance T5 tube developed for optimum plant growth and to accentuate the blue & red colors of your fish. 34 inches long for 36" fixtures/retrofits. 39W.

Our Price: $21.95
In Stock
Giesemann  Super Actinic 39W 36 inch T5 HO Lamp Giesemann Super Actinic 39W 36" T5 HO Lamp (GM-T5-SAB)

Product Code: RGS00559
The Super Actinic emits a very strong, pure actinic spectrum, which generates a light white/violet effect in your aquarium that maximizes the fluorescence from your colorful corals. Ideal for supplementation of existing metal halide lighting. 34 inches long for 36" fixtures/retrofits. 39W.

Our Price: $25.95
In Stock
Giesemann  Super Purple 39W 36 inch T5 HO Lamp Giesemann Super Purple 39W 36" T5 HO Lamp (GM-T5-SP)

Product Code: RGS02728
The Giesemann Super Purple is the ultimate white/violet spectrum T5 lamp to accentuate coral and fish colors as well as providing proper light intensity for coral growth. 34 inches long for 36" fixtures/retrofits. 39W.

These lamps can be used instead of the discontinued Red Sea Reef Spec 34 inch Pink 39W T5 HO Fluorescent Lamps for Red Sea Aquariums. These lamps are described as purple rather than pink, but both this lamp and the Red Sea lamp are designed to bring out the pink colors in an aquarium.

Our Price: $21.95
In Stock
Giesemann  AquaBlue Azure 39W 36 inch T5 HO Lamp Giesemann AquaBlue Azure 39W 36" T5 HO Lamp (GM-T5-AZR)

Product Code: RGS02848
The Giesemann AquaBlue Azure is a turquoise blue a 16-17000K lamp developed for reef aquariums providing higher PAR to enhance the colors and growth of corals whilst producing a rich turquoise blue for optimum aesthetics. 34 inches long for 36" fixtures/retrofits. 39W.

Our Price: $20.95
In Stock
Giesemann  Tropic 54W 48 inch T5 HO Lamp Giesemann Tropic 54W 48" T5 HO Lamp (GM-T5-TRPC)

Product Code: RGS00560
The Giesemann Tropic is a full spectrum 6500k HO T5 lamp with enhanced photosynthetic peaks which recreates a natural sunlight effect. 45.75 inches long for 48" fixtures/retrofits. 54W.

Our Price: $23.95
In Stock
Giesemann  Actinic Blue 54W 48 inch T5 HO Lamp Giesemann Actinic Blue 54W 48" T5 HO Lamp (GM-T5-AB)

Product Code: RGS00561
The Giesemann Actinic Blue emits almost exclusively blue light of wavelengths from 400 - 510 nm, with a maximum at 420 nm. These wavelengths enhance the growth of many coral species in the aquarium, thus ensuring optimum lighting conditions.45.75 inches long for 48" fixtures/retrofits. 54W.

These lamps can be used instead of the discontinued Red Sea Reef Spec 44 inch Actinic 22000K 54W T5 HO Fluorescent Lamps for Red Sea Aquariums.

Our Price: $23.95
(Out of Stock)
Giesemann  AquaBlue Coral 54W 48 inch T5 HO Lamp Giesemann AquaBlue Coral 54W 48" T5 HO Lamp (GM-T5-AQB)

Product Code: RGS00562
The AquaBlue Coral is the ultimate blue/white light spectrum ( Special 70:30 combination of 6000K and 22000K). 45.75 inches long for 48" fixtures/retrofits. 54W.

These lamps can be used instead of the discontinued Red Sea Reef Spec 44 inch BlueWhite 15000K 54W T5 HO Fluorescent Lamps for Red Sea Aquariums.

Our Price: $23.95
In Stock
Giesemann  Super Flora 54W 48 inch T5 HO Lamp Giesemann Super Flora 54W 48" T5 HO Lamp (GM-T5-SF)

Product Code: RGS00563
The Super Flora is a high-performance T5 tube developed for optimum plant growth and to accentuate the blue & red colors of your fish. 45.75 inches long for 48" fixtures/retrofits. 54W.

Our Price: $24.95
(Out of Stock)
Giesemann  Super Actinic 54W 48 inch T5 HO Lamp Giesemann Super Actinic 54W 48" T5 HO Lamp (GM-T5-SAB)

Product Code: RGS00564
The Super Actinic emits a very strong, pure actinic spectrum, which generates a light white/violet effect in your aquarium that maximizes the fluorescence from your colorful corals. Ideal for supplementation of existing metal halide lighting. 45.75 inches long for 48" fixtures/retrofits. 54W.

Our Price: $25.95
In Stock
Giesemann  Super Purple 54W 48 inch T5 HO Lamp Giesemann Super Purple 54W 48" T5 HO Lamp (GM-T5-SP)

Product Code: RGS02729
The Giesemann Super Purple is the ultimate white/violet spectrum T5 lamp to accentuate coral and fish colors as well as providing proper light intensity for coral growth. 45.75 inches long for 48" fixtures/retrofits. 54W.

These lamps can be used instead of the discontinued Red Sea Reef Spec 44 inch Pink 54W T5 HO Fluorescent Lamps for Red Sea Aquariums. These lamps are described as purple rather than pink, but both this lamp and the Red Sea lamp are designed to bring out the pink colors in an aquarium.

Our Price: $24.95
In Stock
Giesemann  AquaBlue Azure 54W 48 inch T5 HO Lamp Giesemann AquaBlue Azure 54W 48" T5 HO Lamp (GM-T5-AZR)

Product Code: RGS02849
The Giesemann AquaBlue Azure is a turquoise blue a 16-17000K lamp developed for reef aquariums providing higher PAR to enhance the colors and growth of corals whilst producing a rich turquoise blue for optimum aesthetics. 45.75 inches long for 48" fixtures/retrofits. 54W.

Our Price: $23.95
(Out of Stock)
Giesemann  Tropic 80W 60 inch T5 HO Lamp Giesemann Tropic 80W 60" T5 HO Lamp (GM-T5-TRPC)

Product Code: RGS00565
The Giesemann Tropic is a full spectrum 6500k HO T5 lamp with enhanced photosynthetic peaks which recreates a natural sunlight effect. 57.5 inches long for 60" fixtures/retrofits. 80W.

Our Price: $25.95
In Stock
Giesemann  Actinic Blue 80W 60 inch T5 HO Lamp Giesemann Actinic Blue 80W 60" T5 HO Lamp (GM-T5-AB)

Product Code: RGS00566
The Giesemann Actinic Blue emits almost exclusively blue light of wavelengths from 400 - 510 nm, with a maximum at 420 nm. These wavelengths enhance the growth of many coral species in the aquarium, thus ensuring optimum lighting conditions.57.5 inches long for 60" fixtures/retrofits. 80W.

These lamps can be used instead of the discontinued Red Sea Reef Spec 57.5 inch Actinic 22000K 80W T5 HO Fluorescent Lamps for Red Sea Aquariums.

Our Price: $25.95
In Stock
Giesemann  AquaBlue Coral 80W 60 inch T5 HO Lamp Giesemann AquaBlue Coral 80W 60" T5 HO Lamp (GM-T5-AQB)

Product Code: RGS00567
The AquaBlue Coral is the ultimate blue/white light spectrum ( Special 70:30 combination of 6000K and 22000K). 57.5 inches long for 60" fixtures/retrofits. 80W.

These lamps can be used instead of the discontinued Red Sea Reef Spec 57.5 inch BlueWhite 15000K 80W T5 HO Fluorescent Lamps

Our Price: $25.95
In Stock
Giesemann  Super Flora 80W 60 inch T5 HO Lamp Giesemann Super Flora 80W 60" T5 HO Lamp (GM-T5-SF)

Product Code: RGS00568
The Giesemann Super Flora is a high-performance T5 tube developed for optimum plant growth and to accentuate the blue & red colors of your fish. 57.5 inches long for 60" fixtures/retrofits. 80W.

Our Price: $26.95
In Stock
Giesemann  Super Actinic 80W 60 inch T5 HO Lamp Giesemann Super Actinic 80W 60" T5 HO Lamp (GM-T5-SAB)

Product Code: RGS00569
The Super Actinic emits a very strong, pure actinic spectrum, which generates a light white/violet effect in your aquarium that maximizes the fluorescence from your colorful corals. Ideal for supplementation of existing metal halide lighting. 57.5 inches long for 60" fixtures/retrofits. 80W.

Our Price: $27.95
In Stock
Giesemann  Super Purple 80W 60 inch T5 HO Lamp Giesemann Super Purple 80W 60" T5 HO Lamp (GM-T5-SP)

Product Code: RGS02730
The Giesemann Super Purple is the ultimate white/violet spectrum T5 lamp to accentuate coral and fish colors as well as providing proper light intensity for coral growth. 57.5 inches long for 60" fixtures/retrofits. 80W.

These lamps can be used instead of the discontinued Red Sea Reef Spec 57.5 inch Pink 80W T5 HO Fluorescent Lamps for Red Sea Aquariums. These lamps are described as purple rather than pink, but both this lamp and the Red Sea lamp are designed to bring out the pink colors in an aquarium.

Our Price: $26.95
In Stock
Giesemann  AquaBlue Azure 80W 72 inch T5 HO Lamp Giesemann AquaBlue Azure 80W 60" T5 HO Lamp (GM-T5-AZR)

Product Code: RGS02850
The Giesemann AquaBlue Azure is a turquoise blue a 16-17000K lamp developed for reef aquariums providing higher PAR to enhance the colors and growth of corals whilst producing a rich turquoise blue for optimum aesthetics. 57.5 inches long for 60" fixtures/retrofits. 80W.

Our Price: $25.95
In Stock