空調管道墊木 保溫墊木桂金工廠直銷 DN20*50*50mmDN25*50*50mmDN32*50*50mm DN40*50*50mmDN50*50*50mmDN65*50*50mm DN80*50*50mmDN100*50*50mmDN125*50*50mm DN150*50*50mmDN200*50*50mmDN250*50*50mm DN300*50*50mmDN350*50*50mmDN4

桂金 保溫管道木托 保溫墊木 工廠加工 DN20*40*40mmDN25*40*40mmDN32*40*40mm DN40*40*40mmDN50*40*40mmDN65*40*40mm DN80*40*40mmDN100*40*40mmDN125*40*40mm DN150*40*40mmDN200*40*40mmDN250*40*40mm DN300*40*40mmDN350*40*40mmD

桂金 水管墊木 空調水管管托工廠直銷 DN20*50*50mmDN25*50*50mmDN32*50*50mm DN40*50*50mmDN50*50*50mmDN65*50*50mm DN80*50*50mmDN100*50*50mmDN125*50*50mm DN150*50*50mmDN200*50*50mmDN250*50*50mm DN300*50*50mmDN350*50*50mmDN

空調水管墊木 空調管托桂金工廠直銷 DN20*50*50mmDN25*50*50mmDN32*50*50mm DN40*50*50mmDN50*50*50mmDN65*50*50mm DN80*50*50mmDN100*50*50mmDN125*50*50mm DN150*50*50mmDN200*50*50mmDN250*50*50mm DN300*50*50mmDN350*50*50mmDN4

桂金 防腐管道木托 防腐墊木 工廠直銷 Φ27*30*30mmΦ34*30*30mmΦ43*30*30mm Φ48*30*30mmΦ60*30*30mmΦ76*30*30mm Φ89*30*30mmΦ108*30*30mmΦ114*30*30mm Φ133*30*30mmΦ140*30*30mmΦ159*30*30mm Φ165*30*30mmΦ219*30*30mmΦ273*30*30mm Φ3

中央空調管托 保溫管道木托桂金工廠生產 Φ27*30*30mmΦ34*30*30mmΦ43*30*30mm Φ48*30*30mmΦ60*30*30mmΦ76*30*30mm Φ89*30*30mmΦ108*30*30mmΦ114*30*30mm Φ133*30*30mmΦ140*30*30mmΦ159*30*30mm Φ165*30*30mmΦ219*30*30mmΦ273*30*30mm Φ3