107B DOME C/O COV CP ABA-1775

🔧 What it is

• Part type: Dome cleanout cover / cleanout cap assembly
• Style: 107B dome-style cover
• Material: typically plastic or metal cap with gasketed seal
• Application: fits into a cleanout body (ABA-1775 series base)
• Function: seals a sewer or drain cleanout access point

⚙️ What it does

• Covers and seals a cleanout opening in drain piping
• Allows access for:
  • Sewer augers (snaking clogs)
  • Inspection and maintenance
• Prevents:
  • Sewer gas escape
  • Debris entry
  • Water leakage from cleanout port

🧱 Key features

• “Dome” shaped cap helps shed debris and water
• Compression or threaded sealing design (varies by model)
• Designed to fit into a matching cleanout adapter base (ABA-1775)
• Built for DWV systems (non-pressurized drainage lines)

🏗️ Typical applications

• Building sewer cleanouts
• Floor or yard cleanout access points
• Commercial and residential DWV systems
• Plumbing stack access points

🧠 Simple explanation

It’s basically a round drain access cap that screws or presses into a cleanout fitting so plumbers can open it when needed but keep the sewer line sealed the rest of the time.