Stops the dawn drip.
Cotton fibres in the T/C blend absorb interior humidity slowly — instead of moisture pooling on the cold synthetic ceiling and dripping by sunrise, the liner buffers it.
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WHAT IT DOES
Cotton fibres in the T/C blend absorb interior humidity slowly — instead of moisture pooling on the cold synthetic ceiling and dripping by sunrise, the liner buffers it.
65 % polyester + 35 % cotton at 210 g/m² (6.2 oz/yd²). Cotton handles humidity, polyester adds tear resistance and shape stability.
Adjustable strap hooks attach to the frame brackets on the T-250 shelter or vestibule — no tools, takes about five minutes to install.
WHY T/C INSTEAD OF SYNTHETIC
HUMIDITY HANDLING
Pure synthetic fabrics shed water but cannot absorb it — vapor condenses on the cold inner side. Cotton in the T/C blend holds humidity then releases it slowly as the air warms.
THERMAL BUFFER
The fabric layer between you and the air-shelter ceiling traps a thin pocket of still air — meaningful insulation when overnight temperatures drop near freezing.
LIGHT CONTROL
Stacked under the primary roof fly, the liner creates a second light-blocking layer. Mornings stay darker, afternoon naps stay possible.
SPECIFICATIONS
One liner, either module.
PANEL
222 × 128 cm
87.4 × 50.4 in
WEIGHT
1.4 kg
3.1 lb
FABRIC
T/C blend 65/35
polyester + cotton
FITS
T-250 shelter + vestibule
both modules
Specifications
Compatibility
The liner installs inside the ceiling — does not affect the roof fly above. Does not fit Albion-series products or other Kazmi shelters.
WHAT'S IN THE BOX
Included
Not included
FREQUENTLY ASKED
It hangs under the inner ceiling of the T-250 Air Shelter or Vestibule and buffers humidity. Cotton fibres absorb interior moisture overnight, reducing the condensation drip that synthetic-only roofs produce at dawn.
Both — the Kazmi AON T-250 Air Shelter (K251T3T28) and the Kazmi AON T-250 Vestibule (K251T3T30). The strap-hook system has short and long configurations for each module.
On its own, no — that is a liner-grade rating. The T-250 roof fly above is rated to 5,000 mm and handles the weather. The liner sits underneath as a humidity and light buffer, not a weather layer.
Air-dry the liner fully before packing it away — never store damp. Cotton in a 65/35 T/C blend resists mildew well at low humidity, but trapped moisture in long storage is the one thing that causes problems.
About five minutes once you know the routine. Adjust strap length (short for shelter brackets, long for vestibule), clip the hooks, work across the panel. Removing for travel is faster.
Vendor discloses that cotton blends can have a faint initial scent and a small amount of colour-bleed in the first wash. Both fade with use — air the liner before the first trip.
Made in China by KZM Korea. BigTent imports directly and covers a 1-year manufacturer warranty for material and workmanship defects.
FROM THE CURATOR
"Condensation is the unsexy reason camping mornings ruin sleep. The roof feels damp, the bag feels damp, and by the time anyone is awake there's water down the sides of the tent. T/C blends solve this — cotton handles humidity that pure synthetics can't. The T-250 shelter is otherwise excellent overhead, so adding a $200 liner is the smallest spend on the setup that delivers the most overnight comfort. The fact that the same liner works in the vestibule, not just the shelter, is the bonus."
Kevin G.·Founder · BigTent Outdoors
BUILD THE T-250 SETUP
SHIPPING
Three ways to get it.
Express shipping
Air freight + ground
Recommended if you have a specific trip coming up and need it faster. Cost is calculated by package weight.
2-3 weeks
Standard shipping
Ocean freight + ground
Lower cost. Best when you're not in a rush. All duties included, no surprises at delivery.
5-8 weeks
Local shipping
Ground
Ships from our BC warehouse, Canada — already in North America, so there's no overseas leg and no import wait. Orders within North America arrive with no added duties or customs fees. For destinations outside North America, the recipient is responsible for any duties or customs charges on arrival.
3–7 business days