StrongJamb

Industry Standard pre-hung door jambs break and shred in 3 to 7 seconds. The StrongJamb System makes that impossible. Reuse, replace, reclaim or re-purpose any door slab.

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Windows and Doors by Marvin

We make it our priority to be a partner to our customers through every step of the process, and go above and beyond what is expected. That includes making sure our products continue to live up to our high standards every single day.

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Any home improvement project takes careful, common sense planning. Hear from our satisfied customers how our craftsmen handle their projects on time and in budget, every time.

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StrongJamb

24/7 protection at a one time cost

Windows and Doors by Marvin

Artisan craftsmanship doors for beauty, and style

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What We Do

Window and door products need special attention whether building or replacing.
We can help.

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Why StrongJamb

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The Original StrongJamb

Introducing The Original StrongJamb by ProSpeed. Reuse, reclaim, re-purpose, or replace any door; giving it supreme security in any style. 24-7 Protection. Component construction and laminated substrate, thick metal plates, guarantees strength, versatility.

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Physical Security

The most important feature of a security system is to keep the bad guys out, right? Well, did you know industry standard, pre-hung door-jambs are weak and break in 3 to 7 seconds?  Introducing StrongJamb by Prospeed Security Door Jamb Systems, Inc. StrongJamb creates a physical barrier to help keep the bad guys out and […]

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