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Bay Cities Metal Products 4 in. Galvanized T-Top Roof Jack, 26 Ga Mill Finish
Regular price $16.90Orders start at $399 — combine any items to reach the minimum. Learn more
Bay Cities Metal Products 4 in. Galvanized T-Top Roof Jack, 26 Ga Mill Finish
This is a Bay Cities Metal Products 4 in. T-Top roof jack for venting plumbing stacks through metal and tile roofs, formed in 26 gauge mill-finish galvanized/Zincalume sheet metal. One piece is sold per each. Pair it with matching Bay Cities pipe flashings and vent components to complete the penetration.
Key Features:
- Vent stack coverage: Fits a 4 in. vent pipe opening for plumbing stack penetrations.
- 26 gauge metal: Formed from 26 gauge sheet for durable rooftop service.
- Mill finish: Supplied in mill finish with no factory paint, ready as-is on the roof.
- T-Top design: T-Top profile sheds water around the vent opening.
- Trusted maker: Manufactured by Bay Cities Metal Products, a metal roofing and flashing fabricator.
Specifications Table:
| Specification | Details |
|---|---|
| Brand | Bay Cities Metal Products |
| Manufacturer model | 4RJ26 |
| Sell unit | 1 T-Top roof jack |
| Product line | T-Top roof jack |
| Profile / style | T-Top |
| Color | Mill (galvanized/Zincalume) |
| Nominal size | 4 in. pipe, 26 gauge |
| Material | Galvanized / Zincalume steel |
| Finish / texture | Mill finish |
| Gauge | 26 ga |
| Intended use | Vent pipe cap/roof jack for plumbing stacks |
| Weight | 2.352 lb |
Fit and Compatibility:
Designed for 4 in. vent stacks on metal and tile roof systems; pair with Bay Cities pipe flashings and other Bay Cities vent components. Sold as a single piece; flashing boots sold separately.
Frequently Asked Questions (FAQ):
Q: What pipe size does this T-Top fit?
A: It is sized for a 4 in. vent pipe opening.
Q: What material and finish is it?
A: It is 26 gauge galvanized/Zincalume sheet metal in mill finish, with no factory paint.
Q: How is it installed?
A: Slip it over the 4 in. stack and secure per the manufacturer's instructions; install with the roof covering and underlayment per local code.
Q: Is it painted?
A: No, it comes in mill finish; a roofhub-listed variant is described as Zincalume.
Q: What is included?
A: One T-Top roof jack, sold each.
Expert Verdict — Reviewed by the SuperArbor Pro Desk
T-Top vents are a common choice on metal and tile roofs because the top cap screens debris and sheds rain while keeping the stack open. Match the gauge and finish to adjacent flashings for a uniform look, and verify the stack diameter before ordering. On high-wind jobs, use Florida Product Approved vent assemblies where required.
Work on roofs only with proper fall protection, and follow local plumbing and building codes for vent terminations.
Order the Bay Cities Metal Products 4 in. galvanized T-Top roof jack for your next vent-stack detail.
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