Unverified80% confidenceCautionTime unknown
PVC或亚克力软管、老旧金属管不建议用硬质粗弹簧暴力旋转，可能划伤管壁甚至捅破接口，改用软性疏通条或化学疏通剂
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
Sources
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UnverifiedPVC硬管（冷弯管）用于墙面和地面暗埋主干，波纹软管仅用于顶棚吊顶或短距离转角，不建议全屋用波纹管代替硬管，波纹管抗压差易被踩瘪导致抽线卡死82% similarUnverified马桶堵塞不要用普通钢丝旋转机硬捅，钢丝可能刮花或顶裂陶瓷内壁，应选专用马桶疏通弹簧（前端带弯头保护套）78% similarUnverified马桶堵塞不应首选钢缆疏通机，硬缆易划伤陶瓷釉面和内壁，应先用皮搋子或专用马桶弹簧（软头），确需机器时用带保护软管的专用款76% similarUnverified断桥铝或塑钢窗框较薄或中空的部位不建议直接打孔攻丝，螺丝受力易撕裂型材，应选夹持式或粘贴式，或打孔于实心加强筋位置75% similarUnverified老旧铸铁管或已有渗漏迹象的管道不建议使用强碱疏通剂，碱液会加速铸铁内壁锈层剥落和接口处密封材料腐蚀，可能扩大渗漏，应优先物理疏通74% similar
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