Tie Down Zip Rail Standing Seam Guardrail Base, Galvanized - 70838-1G
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Tie Down Zip Rail Standing Seam Guardrail Base, Galvanized - 70838-1G
The Tie Down galvanized standing seam guardrail base is made for installing Zip Rail guardrail on standing seam metal roofs. Slots in the base allow it to be adjusted to fit the seam spacing on the roof. It assembles with Zip Rail fittings, and the included fittings can be swapped for others to customize the layout.
Key features
- Designed specifically for standing seam metal roofs
- Slotted base adjusts to fit varying seam spacing
- Assembles with Tie Down Zip Rail fittings
- Included fittings can be swapped to customize the setup
- Galvanized finish
- Manufacturer lists OSHA 1910.29 & 1926.502 compliance
Ideal applications
- Guardrail on standing seam metal roofs
- Roof-edge protection for metal roof maintenance and HVAC service
- Custom Zip Rail layouts on metal-roofed buildings
Why buyers choose this product
Standing seam roofs need a base that works with the seams, and the slotted design makes that fit adjustable. Compatibility with Zip Rail fittings keeps it consistent with the rest of your system.
Specifications
| Brand | Tie Down |
| Product type | Standing seam guardrail base |
| Dimensions (L x W x H in.) | 28 x 12 x 12 |
| Weight (lbs) | 21 |
| Finish | Galvanized |
| Roof type | Standing seam metal |
| Compatibility | Tie Down Zip Rail fittings and pipe |
| Compliance | OSHA 1910.29 & 1926.502 (per manufacturer) |
Additional product details
Pair the base with Zip Rail pipe and fittings to complete the guardrail run. Confirm seam spacing before ordering quantity for a project.
Bring reliable guardrail to metal roofs with the Tie Down 70838-1G standing seam base.
MFG Part #: 70838-1G
| Product Type | Guardrail Systems |
|---|
Shipping
We Ship Internationally - We can ship to virtually any address in the world, with some restrictions on certain products.
Standard Delivery: Ground shipping typically delivers in approximately 5 business days from our Columbus, OH warehouse.
Expedited Options Available:
- Priority and Expedited handling speeds up processing
- Overnight shipping available (guaranteed) - must order by phone before 12pm EST M-F
- Some items ship "Manufacturer Direct" and cannot be expedited
Important: Inspect your delivery before signing! Note any damage on the shipping document.
Returns Policy
30-Day Return Window: Most new, unopened items can be returned within 30 days for a full refund.
Non-Returnable Items:
- Made-to-order fall protection products
- Used vacuums, respirators, gas monitors, or air scrubbers
- Calibration gas (hazardous material)
- PAPR and specialty respiratory items (non-stock)
Restocking Fee: 30% restocking fee or shipping costs apply if return is due to buyer error.
Refund Timeline: Expect refunds within 4 weeks, though many are processed faster.

