High Quality PVC Exterior Door Jambs at GPI Millworks



For years the only choice for door jambs had been wood because it insulates well, inexpensive and relatively easier to install. The innovative and better alternative of traditional wood door jambs are composite door jambs because it has rot resistant, anti-fungal and anti-insect properties. These door jambs are featured by the integration of a variety of composite materials like PVC, wood and fiberglass composites which are energy efficient and weather protective against moisture because of its durability which increases its rigidity. Now the days the builders avoid to use wood jambs because it get rotted. In the rainy season the caulk of the wood jamb doesn’t resist the water influence and gets rotted. In corporate industries the composite door jambs are more frequently used in exterior door jambs rather than wood due to its more efficient features like its hardness that impacts more resistant than wood and it won’t get peeled off, faded or wrapped.

GPI Millworks provides high quality PVC jambs which are non-rot, maintenance free and UV additive. We provide exterior door jambs with reinforcement because of its engineered structure and increased stiffness. GPI Millworks avails the door jambs:

> In different sizes as for retro, full size and 8’ doors.  
> Also customize the sizes depending upon the requirements.
> Its reinforcement structure makes it water resistant and never let it to turn yellow.
> It is available in smooth white and embossed wood grain finishes.
> The available sizes are in 4-9/16” and 6-9/16”
> Sold as lineal or in pre-cut sizes with hinge preps and dadoing.


We provide the excellently crafted jambs which make you feel the ease of wood and warmth. Our PVC jambs are featured with a patented bottom for rot resistance. These exterior door jambs are on affordable price and easy to transport and install. It is very important that how these door jambs are getting installed because installation is the key to fix the moisture problems. We at GPI Millworks implement a very unique way to install these jambs. You can meet here your needs with specialized assembly and installation. As a leader we design and offer high performance PVC jambs with more strength and we guarantee secure and steady performance for year after year.

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