Possible Clues:

• Plumber's concern
• Prop for Holmes
• Narrowly defeat English on channel
• Accessory for Frosty the Snowman, perhaps
• Sherlock Holmes appurtenance
• Prop for a snowman
• Channel going in deep I pulled towards the surface?
• Water tube
• Frosty has a corncob one
• Tubing that is partly interfering with pianos?