2023 (new upgrade in 6 generation) fireproof stop valve (fire stop inverse valve) 2 m smoke exhaust pipe One kitchen and one kitchen and one kitchen two Wei-2 m smoke exhaust pipe
The form of the valve structure:
Butterfly-style
Mode of connection:
A quick fit.
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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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