Intra Red 4ft Sleeve
The Unbranded Intra Red Tube provides a high-durability solution for lamp protection and color filtration in industrial environments. This 4ft polycarbonate sleeve fits standard T8 and T12 fluorescent lamps. It effectively converts white light into a specific red spectrum. Safety protocols in food processing often require these protective enclosures. The sleeve captures glass fragments if the internal bulb breaks. This containment prevents contamination of production lines. The material maintains structural integrity under continuous thermal load. Procurement managers often source these protective sleeves alongside industrial hardware for facility maintenance.
Key Features
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Impact Resistant Polycarbonate
The tube utilizes extruded polycarbonate to withstand mechanical shocks and prevent accidental lamp breakage. -
Thermal Stability
- The material maintains a high operating threshold up to 135 degrees Celsius.
- The structural design resists warping during prolonged lighting cycles.
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Shatterproof Containment
This sleeve meets safety requirements for food production areas by trapping all internal components during a failure. -
UV Stabilized Construction
- Integrated UV inhibitors prevent the red pigmentation from fading under constant exposure.
- The outer shell resists becoming brittle over time to extend the service life of the guard.
Specifications
| Feature | Specification |
|---|---|
| Material | Extruded Polycarbonate |
| Length | 48 inches (1219 mm) |
| Lamp Compatibility | T8 (26mm) and T12 (38mm) |
| Color | Red Filter |
| Carton Quantity | 25 Pieces |
| Max Temperature | 135°C |
| Wall Thickness | 0.5 mm |
What’s in the Box
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4ft Red Polycarbonate Sleeve
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End Caps (Set of 2)
Why Choose Intra Red 4ft Sleeve
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Industrial grade protection ensures compliance with health and safety regulations in sensitive work zones and cleanrooms.
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The 1200mm guard provides a cost-effective way to convert existing white light fixtures into specialized signaling units.
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The manufacturing process extrudes the red pigmentation directly into the resin to ensure uniform color across the entire length.
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This method prevents the peeling or flaking associated with lower-quality coated alternatives in high-heat environments.
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Installation involves sliding the fluorescent lamp into the polycarbonate housing before mounting it into the fixture.
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The included end caps lock the sleeve in place to prevent lateral movement and secure the internal bulb.
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This design allows for quick lamp replacement during standard maintenance intervals without discarding the protective shield.
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The smooth cylindrical surface facilitates easy wiping to remove dust or debris in sterile laboratory settings.
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However, technicians must ensure the lamp is cool before handling the sleeve to avoid thermal injury during replacement.
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Bulk packaging in 25-unit cartons supports large-scale facility deployments and simplifies inventory management for procurement teams.

Brian Omondi (verified owner) –
It works okay but the heat intensity is slightly lower than I expected for a 4ft tube compared to my previous ones. Still decent for the price though.
Mary Njeri (verified owner) –
Bought these for the food warming area in my small cafe. They heat up well and the 4ft size fits the standard fixture perfectly. Delivery to Thika was fast and they arrived in one piece.
Kevin Otieno (verified owner) –
The polycarbonate finish is tough. Doesn’t break easily like those glass tubes we used before in the workshop. Good stuff.
Sarah Wambui (verified owner) –
The red light is very consistent. Used them for a display project in town and they look great. Only wish the packaging had a bit more padding, but luckily they arrived safe.
Josphat Kamau (verified owner) –
I was looking for an affordable infrared solution for my poultry farm in Kiambu. These unbranded tubes are much cheaper than the big names but the performance is basically the same. The polycarbonate is a big plus because it can handle a few knocks from the equipment without shattering. Installation was straightforward. Good value for money if you are on a budget.
Fatuma Ali (verified owner) –
Reliable tubes for industrial use. We’ve had them running for 3 weeks straight in the warehouse and no issues so far. The polycarbonate material makes them feel very solid compared to the cheap glass ones found in downtown shops.