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T-Tube NT28 Series is a full submerged automatic fire suppression product, made of special polymer thermosensitive tube and stainless steel fittings, filled with clean agent (FK5112). When the temperature of any point of the tube reaches 100 ± 10℃, whether there is flame or not, the T-tube will automatically burst, and the clean agent stored in the tube sprayed instantaneously, applicable to small confined space, it can effectively detect and suppress early fire. T-tube's clean agent and main components are certified by UL, and the whole product has CE approval. Even without power supply, T-tube can also provide 24 hours of uninterrupted protection for your equipment

★ Excellent versatility, suitable for A, B, C fire

★ Easy to install, mechanical, reliable; stand-alone operation, can work without power

★ Long shelf-life, depending on the installation environment, normal use with over 20 years 

★ No gas storage tank needed, small installing space required