REPTIZOO 120 Gallon Tall and Wide Terrarium Review
A review of the REPTIZOO 120 gallon 48x24x24 all-glass terrarium: adult floor space, front sliding doors, ventilation trade-offs and what it still needs to be a finished setup.
All-glass sides, a full mesh top and the adult footprint, for less than the divider model.
The verdict: This is the plain version of REPTIZOO's 4 by 2 by 2 foot tank: all-glass sides, a full mesh top, sliding front doors and no divider. Buy it if you want the correct adult footprint in glass at the lowest sensible price. Skip it if your house runs cold and you would rather pay more upfront for a PVC enclosure that costs less to heat for the next ten years.
REPTIZOO Large Reptile Terrarium 120 Gallon, Tall and Wide Tempered Glass 48" x 24" x 24"
~$440
A 48 by 24 by 24 inch tempered glass terrarium with all-glass side panels, a wide-woven mesh top and a front sliding door.
Check price on AmazonSpecifications
| Dimensions | 48 in wide by 24 in deep by 24 in high |
|---|---|
| Glass | Tempered, with all-glass side panels rather than side mesh |
| Access | Front sliding door with a security lock |
| Top | Larger-woven screen top for ventilation and UVB penetration |
| Base | Raised, waterproof bottom plate with room for an under-tank heater |
| Security | Buckle on the lid to prevent escapes |
| Assembly | Flat-packed, assembles with included instructions |
Specifications above come from REPTIZOO's published product information. Treat pricing as approximate, since Amazon pricing moves.
What it does well
- A 4 by 2 foot floor, which is the size that lets an adult actually thermoregulate rather than sitting in one warm blur.
- All-glass sides give an uninterrupted view and stop draughts crossing the enclosure at animal level.
- The wide-woven screen top passes more UVB than a fine mesh, which lets a T5 HO fixture sit closer to a useful index.
- Front sliding access makes feeding and spot cleaning a low-stress event instead of a hand descending from the sky.
- Roughly eighty dollars less than the divider model, and you lose nothing you should have been using.
Where it falls short
- All-glass sides means the only passive ventilation is the top. In a humid climate you may need to help air move rather than assuming the screen does it.
- Glass conducts heat outward on all four sides, so a cold room needs more wattage than a PVC enclosure to hold the same 95 to 110F basking surface.
- Four glass walls give a dragon reflections to fight, which is one of the recognised triggers for glass surfing. Blocking three sides with a background helps.
- It is heavy and awkward once built, and it is not something you move alone.
- There is no stand, no lighting and no substrate in the box. The tank is roughly half of what a finished habitat costs.
What owners report
Owner reports centre on value. People who compare this against similarly sized enclosures generally conclude the glass and hardware are good for the money, and the recurring complaints are about packaging and shipping rather than the product itself, which is what you would expect of a large glass item moving through a parcel network.
The other consistent theme is that buyers underestimate what still has to be bought. A finished bearded dragon habitat needs a linear UVB fixture, a thermostatted basking lamp, two thermometers, a temperature gun, substrate, a hide and a basking platform. Our supply checklist lists it all, and the setup calculator puts a number on it before you commit.
Glass surfing gets raised often in reviews of any all-glass tank. It usually has several causes at once, including an enclosure that is too small, temperatures that are wrong, or reflections. Our glass surfing guide works through them in order.
Who it suits
- Keepers who want the correct adult footprint and are buying on value.
- Anyone who wants a clear view from every angle for a display setup.
- Households in a temperate room where glass heat loss is not a running-cost problem.
Who should skip it
- Keepers in a cold house or a garage build, who should look hard at PVC.
- Anyone who needs the enclosure to double as furniture, since there is no cabinet or stand.
- Owners of a dragon that already glass surfs badly in a reflective tank.
Alternatives worth considering
REPTIZOO 120 Gallon Large Reptile Terrarium, 48" x 24" x 24" Front Opening
~$520
The same footprint with side window ventilation and a removable centre divider. Worth the extra only if you want the extra airflow, because the divider itself should never be used to keep two dragons.
Check price on Amazonunipaws 50 Gallon Reptile Tank, wood-style enclosure with sliding glass doors
~$140
Engineered wood holds heat far better than glass and costs less to run, and the solid sides cut reflections. At 36 by 17.5 by 18 inches it is a grow-out size rather than an adult home.
Check price on AmazonHerture 40 Gallon Reptile Terrarium Tank with Cabinet
~$179
Comes with a full base cabinet and a four-socket power strip, which solves the where-does-all-this-go problem. It is a 40 gallon breeder, so it is a juvenile enclosure that you will outgrow.
Check price on AmazonKeep reading
- Glass vs PVC enclosure compared
- 40 vs 75 gallon tank compared
- Why bearded dragons glass surf
- Bearded dragon setup and cost calculator
- Full bearded dragon supply checklist
- REPTIZOO 120 gallon 2-in-1 terrarium review
- unipaws 50 gallon reptile tank review
- Best bearded dragon terrariums
This review draws on published specifications, manufacturer figures and the consensus of verified owner reviews. We have not tested this product ourselves, and we say so rather than implying otherwise. As an Amazon Associate we earn from qualifying purchases.
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A T5 10.0 UVB Fixture, the One Thing You Cannot Skip
Metabolic bone disease is the most common preventable illness in captive bearded dragons, and it comes down to inadequate UVB. A linear T5 tube across the basking side does what a coil bulb cannot, and the tube needs replacing roughly annually even when it still lights up.
Frequently Asked Questions
Is 48 by 24 by 24 inches enough for an adult bearded dragon?
Yes, that is the standard adult target and the size most experienced keepers treat as the real minimum for a full-grown animal. It gives you the length to run a 95 to 110F basking surface at one end and a 75 to 85F cool end at the other. A 40 gallon breeder is a juvenile size, not a destination.
Does this tank come with a stand?
No. It is the enclosure only. A loaded 4 foot glass terrarium is heavy, so use a stand rated for the weight rather than a generic console table, and check the top is flat, because an unsupported glass base is how tanks crack.
Why does my dragon scratch at the glass?
Glass surfing usually points at something in the setup rather than the glass alone. The common causes are an enclosure that is too small, a basking spot that is too cool or too hot, no visual cover, or reflections that make the animal think there is somewhere to go. Blocking three sides with a background and fixing the temperature gradient resolves most cases.
Can I put the UVB fixture on top of the mesh?
Yes, and that is how most keepers run it, but the mesh absorbs part of the output. The wider weave on this top passes more than a fine screen does. The only way to know what your animal receives is to measure the UV index at basking height and aim for roughly 3 to 4. Mounting a fixture inside the enclosure removes the mesh loss but puts the lamp within reach, so it needs a guard.
What humidity should I keep?
Around 30 to 40 percent suits a bearded dragon. A screen top vents moisture quickly, which is normally an advantage for an arid species. Track it with a digital hygrometer rather than a dial gauge, because dial gauges drift badly.
Need more help with your bearded dragon?
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Wellness Planner: $39