2.36 Inch Beefy Stainless Steel Vent Wall Thimble For Indoor Gas Water Heater Horizontal Exterior Vent Sleeve Corrosion Resistant Keeps Chimney Cool And Durable

2.36-inch stainless vent wall thimble for indoor venting
✔️ Horizontal vent thimble fits outside wall; thickness 4.7-7.1 in

This stainless steel wall thimble is designed for horizontal exhaust venting through an exterior wall, ideal for indoor gas water heaters with vent pipe diameter under 2.36 inches. The corrosion-resistant, surface-polished design keeps the outer wall cool while supporting efficient draft and a clean look.

✅ Material: stainless steel with corrosion-resistant finish and cool exterior
✅ Size: 2.36" wall thimble for horizontal venting through exterior wall
✅ Flashing: 9.85" x 9.85" with adjustable thickness from 4.7" to 7.1"
✅ Finish: silver, surface-polished for durability and appearance
✅ Application: ideal for indoor water heaters with vent pipe diameter < 2.36"
✅ Installation notes: protects wall and provides a finished interior opening

💡 What is a wall vent thimble used for in gas appliance venting?

This handy guide explains its role in safe, efficient venting. - Helps seal interior framing and keeps heat from transferring to exterior surfaces - Provides a straight, cool exhaust path to improve draft and performance - The adjustable thickness fits different wall thicknesses for a tight, secure seal