Professional test box 10 boxes (apartment small apartment type test) Professional test box 25 boxes (two rooms and three rooms multi-point test) Professional test box 40 boxes (heavy pollution long-term monitoring) Professional test box 6 boxes (single room) 10 test boxes + 1 scavenger (formaldehyde detection + treatment basic scheme) 20 test boxes + 2 scavengers + 1 nanometer modification (upgrade program)
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Items weight estimation 0 g, subject to actual weight
Calculated shipping includes heavy logistics. Order more, shipping costs will reduce
to 50% discounts!
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