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253FG Series
The 253FG Series Thermal Barrier Threshold offers versatile configurations, featuring a 3" Half Saddle portion on one side, and the choice of another Half Saddle in various widths on the adjacent side, or a 1-1/4" w x 7/8" h bumper seal with various insert options such as Pile Brush (P), Eco-V (V), and ThermoSeal (T). Enhancing thermal performance, a black rigid polypropylene key between these extrusions acts as a thermal break (FG-Frost Guard), minimizing the transfer of hot and cold temperatures. It's available in aluminum, brass, and stainless steel base materials.
Features
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Allow 3/8" door clearance
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Integrated channel to connecting thermal keys
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Rigid polypropylene key between extrusions provides thermal break
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Stainless steel versions available
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Wood screw standard, other fasteners available
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Optional Pile, ThermoSeal, or Eco-V insert
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Includes frost guard
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Used in conjunction with surface applied vertical rod exit device, or as a stop and a seal at the bottom of door
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Threshold is not welded
Benefits
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Can be used with other half saddles to make custom size and configuration saddles
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ADA accessible if butted to a 1/2" offset
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Improves thermal performance by minimizing transfer of hot and cold temperatures
Specifications
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Base Material: Aluminum, Brass, Stainless Steel
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Fasteners: WS #10 x 1.5"
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Maximum Length: 185"
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Minimum Length: 24"
253X3FG
Thermal Barrier Threshold with Frost Guard (6-1/8")
Features
- Frost Guard for extra weather protection
- Polypropylene thermal break prevents conductivity of hot or cold from exterior to interior
- Significantly reduces heat and cold transfer lowering energy usage
Manufacturer Resources
Product Specs
- Category:
- Door Trim and Accessories
- Dimensions:
- 6-1/8"
- Subcategory:
- Thresholds
- Product Group:
- Door Trim and Accessories
- Product Subgroup:
- Door Thresholds
- Product Type:
- Commercial Thresholds
- Product Model:
- 253FG
Pemko 253 x 3AFG 36 – Frequently Asked Questions
How fast can I get the Pemko 253 x 3AFG 36 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Pemko 253 x 3AFG 36 come with a warranty?
Absolutely. The Pemko 253 x 3AFG 36 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Pemko 253 x 3AFG 36?
You can call, text, or email our expert support team for fast answers. We’re here to help with
product
selection,
installation tips, and troubleshooting. Contact Us
Why buy the Pemko 253 x 3AFG 36 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
and
rewards on
every order.
Our team is always ready to help you choose the right product for your project.