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Best gerbil cages

Gerbil housing is the hardest small-pet category to shop in, because the published guidance rules out almost everything sold as a gerbil cage — starting with the bars.

Two gerbils exploring an enclosure beside a wooden bridge

Buy the Niteangel Vista Large. Gerbil housing has three published figures attached to it — 100 x 50cm of floor for two animals, around 50cm of height, and 20 to 30cm of substrate — plus one instruction that eliminates most of the market: not a bar cage. The Vista Large is the closest thing sold as a finished product to what the RSPCA describes, with solid panels on three sides, a glass front, a wire mesh lid and 47.1 x 22.7in (119.6 x 57.7cm) of floor, which clears the 100 x 50cm figure on both dimensions. The BUCATSTATE 3.0 47in holds deeper substrate — 11in against the Vista's 10 — and is the better buy if burrow depth is what you care about most. An IKEA DETOLF laid on its back is the cheapest compliant floor area in existence and is the enclosure Woodgreen names by name, but it arrives as a display cabinet with no lid.

Gerbil enclosure minimum size · minimum

100cm long x 50cm wide x 50cm high for two gerbils, and 120cm x 50cm x 50cm for three

Our conversion: 5,000 cm2, or 775 square inches of floor for a pair

Issued by Woodgreen Pets Charity, read 8 October 2026. Stated for a pair, because gerbils are social and the charity does not treat a single animal as the normal case. The same page asks for at least 8-10 inches (20-25cm) of bedding throughout the enclosure, specifies a 12-inch upright solid wheel that is not plastic, advises against wire cages and against the mesh and solid shelves fitted to ready-made enclosures, and states that suitable gerbil housing is very limited and can be tricky to find — naming glass tanks and glass display cabinets of the IKEA DETOLF type, with a homemade lid of 1cm welded mesh, as the practical answer.

Every other category on this site has the same shape of problem: a published minimum, and products that mostly fall under it. Gerbils are different, because the guidance does not only set a size — it rules out a construction type. Woodgreen states plainly that suitable gerbil housing is very limited and can be tricky to find, and recommends tank conversions as the practical answer. That is an unusual thing for a pet charity to say, and it is the honest summary of this aisle.

So this page measures five deep-substrate enclosures against the published figures, names the one that misses the floor figure by two millimeters of width, and then explains why the wire cages you will be shown in a pet shop are not here at all.

The three figures, and the rule that removes most of the market

  1. 1.100 x 50cm of floor for two gerbils. Woodgreen publishes this as the minimum enclosure for a pair, and 120 x 50cm for three. Gerbils are social and should not be kept alone, so the pair figure is the normal case rather than the generous one. In inches that is 39.4 x 19.7, and 5,000 square centimeters works out at 775 square inches — the same number this site measures hamster cages against, which is a coincidence worth knowing because it means our existing floor-area arithmetic transfers directly.
  2. 2.Around 50cm of height. The RSPCA states the gerbilarium should ideally be around 50cm high so the animals can dig and still emerge above ground and stand fully upright. An adult gerbil stands about 12cm tall, so this is a figure about the substrate taking up most of the box, not about the animal needing two feet of air.
  3. 3.20 to 30cm of substrate. The RSPCA recommends that depth; Woodgreen asks for at least 8 to 10 inches (20 to 25cm) throughout the enclosure, not piled in one corner. This is the figure that decides which products are eligible, because a base that is only 15cm deep physically cannot hold it however much bedding you buy.
  4. 4.Not a bar cage. The RSPCA asks for solid glass walls, a secure wire-mesh top and a solid floor, and advises against bar cages because gerbils may injure their legs or damage their teeth on them. Woodgreen goes further and warns against the mesh shelves and solid shelves fitted to ready-made enclosures. Between them that is the whole wire-cage category, including some genuinely well-built cages we recommend for other species.

Gerbil bedding depth and enclosure type · recommendation

a bedding depth of 20-30cm, in a gerbilarium ideally around 50cm high

Our conversion: roughly 8 to 12 inches of substrate under about 20 inches of height

Issued by RSPCA, read 8 October 2026. The height figure exists so the animals can dig and still emerge above ground and stand fully upright; the RSPCA puts an adult gerbil at about 12cm tall. The same page asks for solid glass walls, a secure wire-mesh top and a solid floor, and advises against bar cages on the basis that gerbils may injure their legs or damage their teeth on them. It asks for an axle-free wheel of large diameter and solid structure without publishing a diameter.

Read those four together and the shopping list writes itself: a long, solid-walled box with a mesh lid and enough internal depth to take eight to twelve inches of substrate without it spilling. That is a tank, a converted display cabinet, or one of the small number of purpose-built enclosures that are built like a tank with a lid.

What PDSA does not publish, and why we are saying so

PDSA's gerbil housing advice is good on substance — a specialist gerbilarium, burrowing material deep enough to tunnel in, chinchilla sand for a dust bath, shredded white kitchen roll rather than newspaper or cotton wool for the nest, and adults kept at around 20 to 22 degrees Celsius. What it does not contain is a number. Its enclosure advice is to choose one as large as possible.

We record that absence rather than papering over it, the same way our standards section records every other figure a well-known body declines to publish. It also means the 100 x 50cm figure on this page rests on Woodgreen and the RSPCA, not on a veterinary consensus — one charity's stated minimum and one charity's stated depth range, both linked below so you can read them yourself.

Quick picks
#ProductBest forScorePrice
1
Large wooden small-animal enclosure with a glass front panel and mesh lidIllustrative
Niteangel Vista Hamster Cage, Large47.1 x 22.7 = 1,069 sq in external footprint
A Syrian that needs real burrowing depth9.1out of 10
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2
Large clear-panelled small-animal enclosure with a metal frameIllustrative
BUCATSTATE Hamster Cage 3.0, 47 in47 x 23.6 = 1,109 sq in (7.7 sq ft) by our arithmetic
Deep burrowing without a DIY build9.0out of 10
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3
Tall glass display cabinet laid on its back as a small-animal enclosureIllustrative
IKEA DETOLF glass display cabinetlaid on its back, 163 x 43 cm = 7,009 cm2, or 1,086 sq in
The most floor area per dollar, if you will build a lid8.4out of 10
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4
Medium wooden small-animal enclosure with a glass front and mesh lidIllustrative
Niteangel Vista Hamster Cage, Medium40.7 x 22.7 = 924 sq in external footprint
Clearing the threshold in under four feet of shelf8.6out of 10
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5
Clear-panelled small-animal enclosure with a metal frame on a shelfIllustrative
BUCATSTATE Hamster Cage 3.0, 39 in39.3 x 19.7 = 774 sq in (5.4 sq ft) by our arithmetic
A dwarf hamster in a tight space7.4out of 10
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Scores are our own assessment of published specifications against the thresholds set out in how we assess products. They are not test results and not customer ratings. Tap a row to read the full assessment.

The five, measured against the published figures

Floor, width, height and substrate depth against the gerbil figures
EnclosureFootprintFloor areaClears 100 x 50cm?Usable heightSubstrate depth
Niteangel Vista Large47.1 x 22.7in (119.6 x 57.7cm)1,069 sq inYes, both dimensions26.9in external (68cm)About 10in behind the glass
BUCATSTATE 3.0, 47in47 x 23.6in (119.4 x 59.9cm)1,109 sq inYes, both dimensions25.5in external (65cm)Manufacturer states up to 11in
IKEA DETOLF, on its back64.1 x 16.9in (162.8 x 42.9cm)1,086 sq inArea yes, width 7cm short14.6in usable (37cm)About 10in under a built lid
Niteangel Vista Medium40.7 x 22.7in (103.4 x 57.7cm)924 sq inYes, both dimensions22.9in external (58cm)About 9in behind the glass
BUCATSTATE 3.0, 39in39.3 x 19.7in (99.8 x 50.0cm)774 sq in2mm short on length20.4in external (52cm)Not published for this model

External dimensions and manufacturer substrate-depth claims are each manufacturer's own published figures, read 2026-09-27 and linked on every product card below. The centimeter conversions, the floor areas and the comparisons against 100 x 50cm are our arithmetic from those dimensions, shown so you can redo them.

The near-miss: 99.8 centimeters

The BUCATSTATE 39-inch model is 39.3 x 19.7 inches, which converts to 99.8 x 50.0 centimeters. Against a stated minimum of 100 x 50 it is two millimeters short on one side. Multiply the inches out and you get 774 square inches against the 775 the figure converts to — one square inch under.

Two millimeters do not matter to a gerbil, and we are not going to pretend otherwise. What matters is the habit the number teaches. This enclosure is the small model of a range whose large model clears the same figure by 43 percent, it is sold beside it, the listing describes it in the same language, and the only way to separate them on the specification that counts is to multiply two numbers off the dimensions line. Learn that and you will never buy a bad enclosure; skip it and you will buy whichever of the two was on offer that week.

Why the DETOLF is on this page and not at the top of it

Woodgreen names glass display cabinets of the IKEA DETOLF type as suitable gerbil housing, alongside glass fish tanks, with a homemade mesh lid built from a wooden frame and 1cm by 1cm welded mesh. On floor area it is unarguable: laid on its back the cabinet gives 1,086 square inches of tempered glass, which clears the figure by 40 percent for less than almost any purpose-built enclosure.

Two things keep it off the top of the list. The first is that it is 42.9cm wide against a stated 50cm, so it clears the area while missing one of the two dimensions the figure is written as — long and narrow rather than long and deep. The second is that it arrives as furniture. There is no lid, so you build one, and a badly built lid is an escaped gerbil or a cat with an opportunity. Its usable internal height of 14.6 inches is also below the 50cm the RSPCA asks for, which matters more here than it does for a hamster because the height figure exists to leave standing room above a deep substrate. The IKEA DETOLF conversion guide covers the build in full; the product card below is a reference entry with no buy button, because the cabinet is not sold through any program this site is part of.

What not to buy, and why it is most of the aisle

Three cages we rate well for other animals are wrong for gerbils, and it is worth naming them specifically rather than leaving a gap where a recommendation should be.

  • The Savic Hamster Heaven Metro. The best-built wire cage in the small-pet category, and still the wrong shape of product here: 620 square inches of floor against 775, wire walls the RSPCA advises against, and the raised platforms Woodgreen specifically warns about. A good cage, aimed at a different animal.
  • The Prevue 528. Its 3/8in bar spacing solves a real problem for dwarf hamsters, but the 6.25in base caps substrate at well under the 20cm the RSPCA recommends, and 480 square inches of interior floor is 38 percent short of the figure.
  • Any CritterTrail or tube habitat. The largest of them offers roughly 448 square inches of usable floor, the base is too shallow for burrowing, and the structure is plastic — which is the material a persistently gnawing rodent will work on first. Hamster cages with tubes sets out the ventilation and sizing problems in detail; they apply at least as strongly to a species that tunnels for a living.
  • Anything sold as a gerbil starter kit under about 60cm long. There is no published figure under which these clear, and no accessory included in the box changes the floor area.

The wheel, the sand and the substrate bill

The enclosure is about half of what a gerbil pair costs to set up properly, and the rest is not optional. Woodgreen specifies a 12-inch upright solid wheel and not a plastic one; the RSPCA asks for an axle-free wheel of large diameter and solid structure without naming a number. Of the wheels we have measured, only the 12.8in Niteangel clears the 12-inch figure, which is worth knowing before you accept the wheel that came in a kit.

Then there is the substrate, and the quantity genuinely surprises people. Filling 1,069 square inches to ten inches deep is several large bags, every time, which is why the per-liter price of bedding matters more in this species than in any other. Paper holds a tunnel better once lightly damped; aspen costs considerably less per liter and interlocks well. Both are fine, and if you have narrowed it to the two paper brands everyone ends up choosing between, carefresh vs Kaytee Clean & Cozy compares them on pack volume against depth, which is the figure that decides a burrowing setup. Pine and cedar are not, for the reason set out in pine and cedar bedding. A dust bath of chinchilla sand, named by PDSA, is cheap and non-negotiable for a desert species.

The wheel and the substrate

The only wheel in our assessments that clears Woodgreen's 12-inch figure, the paper bedding sold in a pack large enough to reach burrow depth in one purchase, and the cheapest substrate we are willing to recommend for filling a big enclosure.

  • Large solid-surface exercise wheel on an adjustable upright standIllustrative

    Any Syrian hamster

    Niteangel Super-Silent Hamster Exercise Wheel, 12.8 in

    Occupies roughly 13 x 6 in of enclosure floor

    The only wheel in this range that clears PDSA's 30cm minimum for a Syrian, which makes the size choice within the range more important than the choice of range.

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  • Loose white paper bedding heaped in a small-animal enclosureIllustrative

    Reaching a 10 in burrow depth without buying six bags

    Kaytee Clean & Cozy White Paper Bedding

    One 85 L bag fills roughly 10 in deep over a 500 sq in footprint

    Paper, dust-controlled and sold in a volume large enough to actually reach 10 in of depth, which is the spec that matters and the one most bedding bags fail on.

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  • Pale aspen wood shavings filling a small-animal enclosure baseIllustrative

    Deep burrowing on a budget

    Kaytee Aspen Small Animal Bedding

    Not applicable

    The cheapest substrate we are willing to recommend, and the best tunnel-holder of the three, at the cost of visible dust in the bag.

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If you are still deciding between species rather than between enclosures, best small pets compares them on housing cost and floor area before temperament, and how deep hamster bedding should be is the closest thing on this site to a practical guide to filling and maintaining a burrowing setup.

The assessments

Our pick · A Syrian that needs real burrowing depth

Niteangel Vista Hamster Cage, Large

The largest mainstream single-piece hamster enclosure we could verify, and the only one whose external footprint clears our 775 sq in floor with room to spare even after you allow for wall thickness.

Clears our threshold1,069 sq in vs our 775 sq in floor
Dimensions
47.1 x 22.7 x 26.9 in external (manufacturer-listed)
Continuous floor
47.1 x 22.7 = 1,069 sq in external footprint
Bar spacing
No bars on the long walls: MDF panels with a mesh top
Material
MDF carcass with aspen veneer, glass front, wire mesh lid
Bedding depth possible
Deep front glass panel takes roughly 10 in of substrate

What it gets right

  • 1,069 sq in external footprint clears the 775 sq in PDSA minimum by a wide margin
  • Solid panels on three sides mean substrate can be piled deep without spilling
  • Mesh lid takes a 12 in wheel mounted from above
  • Front glass makes bedding depth visible, so you can see when it drops below 10 in

What it gets wrong

  • MDF absorbs urine if the liner is breached; it is not a wipe-clean surface
  • Heavy and awkward to move once filled with 10 in of substrate
  • Assembly is not tool-free

Who should buy something else

Skip it if you want to hose the enclosure out. MDF and water are a bad combination, and a glass tank or a coated-steel cage is the better choice for anyone who cleans that way.

Specifications read from Niteangel product listing on 27 September 2026. Floor-area arithmetic is ours and is shown above so you can redo it.

Large wooden small-animal enclosure with a glass front panel and mesh lidIllustrative
Our assessment9.1/10
  • Floor area vs threshold10
  • Bedding depth9
  • Wheel compatibility9
  • Material durability7
  • Cleaning access8
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Number 2 · Deep burrowing without a DIY build

BUCATSTATE Hamster Cage 3.0, 47 in

The deepest substrate capacity we could verify on a mainstream enclosure: an 11 in bedding claim on a 1,109 sq in floor is the combination almost nothing else offers.

Clears our threshold1,109 sq in vs our 775 sq in floor
Dimensions
47 x 23.6 x 25.5 in; manufacturer states 7.8 sq ft of floor
Continuous floor
47 x 23.6 = 1,109 sq in (7.7 sq ft) by our arithmetic
Bar spacing
No bars: clear acrylic panels in an aluminum frame
Material
Aluminum frame with thickened clear acrylic panels
Bedding depth possible
Manufacturer states the deep base takes up to 11 in of bedding

What it gets right

  • 1,109 sq in clears our 775 sq in floor by 43 percent
  • 11 in of stated bedding capacity exceeds PDSA's 25cm (10 in) figure
  • Acrylic and aluminum wipe clean and do not absorb urine
  • Stackable frame, so a second unit can go above without extra floor space

What it gets wrong

  • Acrylic scratches, and a scratched panel is permanently cloudy
  • No bars means no climbing surface; enrichment has to come from the layout
  • A full 11 in of substrate in this footprint is a lot of bedding to buy and replace

Who should buy something else

Wrong for a hamster that climbs rather than digs. If your animal spends its waking hours on the bars, an enclosure with no bars removes most of what it does.

Specifications read from BUCATSTATE product listing on 27 September 2026. Floor-area arithmetic is ours and is shown above so you can redo it.

Large clear-panelled small-animal enclosure with a metal frameIllustrative
Our assessment9.0/10
  • Floor area vs threshold10
  • Bedding depth10
  • Wheel compatibility8
  • Material durability8
  • Cleaning access9
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Number 3 · The most floor area per dollar, if you will build a lid

IKEA DETOLF glass display cabinet

A furniture cabinet that gives 1,086 sq in of continuous floor for less than any purpose-built enclosure of that size, provided you accept that it ships without a lid.

Clears our threshold1,086 sq in vs our 775 sq in floor
Dimensions
163 x 43 x 37 cm (64.1 x 16.9 x 14.6 in)
Continuous floor
laid on its back, 163 x 43 cm = 7,009 cm2, or 1,086 sq in
Bar spacing
None: tempered glass on all four sides
Material
Tempered glass with a particleboard top and base, steel shelf supports
Usable height on its back
37cm (14.6 in), enough for roughly 10 in of substrate under a mesh lid

What it gets right

  • 1,086 sq in of continuous floor, 40 percent above our threshold
  • Glass is non-porous, wipe-clean and holds deep substrate without bowing
  • Widely available and easy to replace a panel on

What it gets wrong

  • No lid is supplied. You must build or buy a mesh top, which is real work
  • Not sold as a pet enclosure, so no manufacturer supports that use
  • Heavy, and the glass makes it awkward for one person to move
  • No climbing surfaces at all

Who should buy something else

Not for anyone who wants an out-of-the-box solution. It is a cabinet, and turning it into safe housing is a small project with a mesh lid at the end of it.

Specifications read from Published DETOLF dimensions on 27 September 2026. Floor-area arithmetic is ours and is shown above so you can redo it.

Tall glass display cabinet laid on its back as a small-animal enclosureIllustrative
Our assessment8.4/10
  • Floor area vs threshold10
  • Bedding depth9
  • Ready to use4
  • Material durability9
  • Cleaning access9
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Number 4 · Clearing the threshold in under four feet of shelf

Niteangel Vista Hamster Cage, Medium

The same design as the Large in a footprint that still clears 775 sq in, for a room that cannot take a four-foot enclosure.

Clears our threshold924 sq in vs our 775 sq in floor
Dimensions
40.7 x 22.7 x 22.9 in external (manufacturer-listed)
Continuous floor
40.7 x 22.7 = 924 sq in external footprint
Bar spacing
No bars on the long walls: MDF panels with a mesh top
Material
MDF carcass with aspen veneer, glass front, wire mesh lid
Bedding depth possible
Roughly 9 in behind the front glass

What it gets right

  • 924 sq in external footprint still clears the PDSA minimum
  • Fits a standard 42 in shelf or console where the Large does not
  • Same solid-wall construction for deep substrate

What it gets wrong

  • 22.9 in rear height limits how tall a wheel you can mount inside
  • Same MDF moisture caveat as the Large

Who should buy something else

Not the one if you have the space for the Large. The extra 145 sq in costs little and there is no welfare argument for choosing less floor.

Specifications read from Niteangel product listing on 27 September 2026. Floor-area arithmetic is ours and is shown above so you can redo it.

Medium wooden small-animal enclosure with a glass front and mesh lidIllustrative
Our assessment8.6/10
  • Floor area vs threshold9
  • Bedding depth8
  • Wheel compatibility8
  • Material durability7
  • Cleaning access8
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Number 5 · A dwarf hamster in a tight space

BUCATSTATE Hamster Cage 3.0, 39 in

Lands within one square inch of the 775 sq in minimum, which makes it the smallest enclosure we are willing to list and a borderline call we would rather you avoided.

Falls below our threshold774 sq in, one square inch under the 775 sq in minimum
Dimensions
39.3 x 19.7 x 20.4 in; manufacturer states 5.4 sq ft of floor
Continuous floor
39.3 x 19.7 = 774 sq in (5.4 sq ft) by our arithmetic
Bar spacing
No bars: clear acrylic panels in an aluminum frame
Material
Aluminum frame with thickened clear acrylic panels
Bedding depth possible
Deep base, though shallower than the 47 in model

What it gets right

  • 5.4 sq ft is more floor than most cages sold as complete hamster kits
  • Wipe-clean acrylic and aluminum
  • Stackable, so it grows upwards

What it gets wrong

  • 774 sq in is one square inch under the PDSA minimum of 5,000 cm2
  • A 12 in wheel is a tight fit at 20.4 in of height
  • No climbing surfaces

Who should buy something else

Do not buy this for a Syrian. It sits on the threshold rather than over it, and a Syrian with a 12 in wheel inside this footprint has very little floor left.

Specifications read from BUCATSTATE product listing on 27 September 2026. Floor-area arithmetic is ours and is shown above so you can redo it.

Clear-panelled small-animal enclosure with a metal frame on a shelfIllustrative
Our assessment7.4/10
  • Floor area vs threshold6
  • Bedding depth8
  • Wheel compatibility6
  • Material durability8
  • Cleaning access9
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What we would buy

The Niteangel Vista Large, for most people buying for a pair. It clears 100 x 50cm on both dimensions rather than on area alone, the solid panels and mesh lid are the construction the RSPCA describes, the glass front means you can see whether the substrate has dropped below depth instead of guessing, and it arrives as an enclosure rather than as a weekend project. Its real weakness is the MDF carcass: it is not a wipe-clean surface, and a breached liner means a damp panel rather than a wipe and a rinse.

The BUCATSTATE 3.0 47in if burrow depth is the point. Eleven stated inches of substrate on 1,109 square inches of floor is the deepest combination we have been able to verify on a product you can order, and acrylic and aluminum do not absorb anything. The trade-off is that acrylic scratches permanently, and a cloudy panel on an enclosure you bought in order to watch tunnels being dug is a genuine loss.

The DETOLF if the budget is the binding constraint and you are willing to build a lid properly. The Vista Medium if your shelf is shorter than four feet. Not the 39in BUCATSTATE, on a two-millimeter technicality that is worth respecting precisely because it is the kind of number nobody checks.

Questions people ask

What size cage do two gerbils need?
Woodgreen Pets Charity publishes 100 x 50 x 50cm as the minimum enclosure for two gerbils, and 120 x 50 x 50cm for three. That is 39.4 x 19.7in, or 5,000 square centimeters of floor, which converts to 775 square inches. PDSA publishes no number at all and advises choosing an enclosure as large as possible.
Can gerbils live in a wire cage?
The RSPCA advises against bar cages for gerbils, on the basis that they may injure their legs or damage their teeth, and asks instead for solid glass walls, a secure wire-mesh top and a solid floor. Woodgreen additionally warns against the mesh and solid shelves fitted to ready-made cages. A tank, a converted glass display cabinet or a solid-walled enclosure with a mesh lid is the housing both charities describe.
How deep should gerbil bedding be?
The RSPCA recommends a bedding depth of 20 to 30cm, and Woodgreen asks for at least 8 to 10 inches (20 to 25cm) throughout the enclosure rather than heaped in one area. That depth requirement is what rules out most ready-made cages: a base only a few inches deep cannot hold it regardless of how much bedding you pour in.
Is an IKEA DETOLF a good gerbil cage?
Woodgreen names glass display cabinets of that type as suitable gerbil housing, with a homemade lid built from a wooden frame and 1cm welded mesh. Laid on its back a DETOLF gives about 1,086 square inches, which clears the floor figure by 40 percent. Two caveats: at 42.9cm it is narrower than the stated 50cm, and its 14.6in usable height is below the 50cm the RSPCA asks for. It is excellent value and it is a build, not a purchase.
What size wheel does a gerbil need?
Woodgreen specifies a 12-inch upright solid wheel and states it should not be plastic. The RSPCA asks for an axle-free wheel with a large diameter and a solid running surface but does not publish a diameter. Of the wheels we have measured, the 12.8in Niteangel Super-Silent is the only one that clears the 12-inch figure.
Can gerbils be kept on their own?
They should not be. Both charities cited on this page treat gerbils as social animals kept in pairs or small same-sex groups, which is why the enclosure figure is published for two animals rather than one. Plan the housing around a pair from the start — the 100 x 50cm figure is the minimum for two, not a per-animal allowance you can halve.

Sources

  • Woodgreen Pets Charity — How to house your gerbils — The 100 x 50 x 50cm figure for two gerbils, the 120 x 50cm figure for three, the 8-10in substrate depth, the 12in solid wheel and the advice to avoid wire cages and fitted shelves
  • RSPCA — Gerbil environment — The 20-30cm bedding depth, the 50cm gerbilarium height, the glass-walls-and-mesh-top construction and the advice against bar cages
  • PDSA — The ideal home for your gerbils — Cited for what it does not contain: no enclosure dimensions, plus the chinchilla-sand dust bath, the nesting material advice and the 20-22C temperature range