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| Memory | |
| Brand | The starting point is as good as the sun |
| Model | Check valve |
| Material | Plastic |
| Sort By Color | German sunnylife (produced by) eu authoritative testing guarantees authenticity, exquisite brand packaging, 1v1 professional customer service guidance for installation [package 1] kitchen check valve standard version [package 2] one kitchen + one bathroom [package 3] one kitchen + two bathrooms [ package 4] kitchen check valve + 2-meter smoke pipe [package 5] one kitchen + one bathroom + 2-meter smoke pipe [package 6] one kitchen, two bathrooms + 2-meter smoke pipe the following are upgraded transparent models [package 7] transparent upgrade model (universal in the kitchen) [package 8] transparent upgraded model (one kitchen and one bathroom) [package 9] transparent upgraded model (one kitchen and two bathrooms) [package 10] transparent upgraded model (universal check valve in the kitchen + 2-meter smoke pipe) [package 11] transparent upgraded model (one kitchen, one bathroom + 2-meter smoke pipe) [package 12] transparent upgraded model (one kitchen, two bathrooms + 2-meter smoke pipe) [upgraded model with enhanced sealing and smoke prevention] dual-use check valve for kitchen [upgraded model with enhanced sealing and anti-smoke] one kitchen + one bathroom [upgraded model with enhanced sealing and anti-smoke] one kitchen + two bathrooms [upgraded model with enhanced sealing and anti-smoke] one kitchen + 2 meter smoke pipe [upgraded model with enhanced sealing and anti-smoke] one kitchen + one bathroom + 2-meter smoke pipe [upgraded version with enhanced sealing and anti-smoke] one kitchen + two bathrooms + 2-meter smoke pipe bathroom special check valve (standard model, two packs) universal pipeline check valve (standard model) abs bathroom check valve |
| Connection Method | Card cover |
