181639-003 — Pipe Insulation

A.O. Smith part 181639-003, Pipe Insulation. Fits 13 models.

Water heaters this part fits

• ECRS-50
• ECRT-40
• ECRT-52
• ECRT-66
• ECRT-80
• ECT-30
• ECT-40
• ECT-52
• ECT-55
• GCVT-40
• GCVT-50
• GCVX-50
• GPVX-50

See all A.O. Smith gaskets, seals & insulation part numbers.

Where to buy

Retailer links coming soon.

Source

• A.O. Smith parts list 185220-000 PDF, hotwater.com