HDU Signs

High-Density Urethane (HDU) foam signs offer the look of carved wood at a fraction of the weight and cost. Precision-routed with deep relief and dimensional texture, then painted to any color. Weather-resistant and ideal for monument sign inserts and exterior dimensional signage.

How it's built

MaterialsHigh-density urethane foam, painted any color

IlluminationOptional or none

MountingStud, adhesive, or monument insert

Typical lead time3–5 weeks

Permitting

HDU signs used as monument inserts follow the monument permit. We engineer the insert and coordinate the overall submittal.

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HDU Deep Relief Carving — Copperfield Inn

Gallery & variations

HDU Dimensional Sign — Copperfield Inn

Start a project

Tell us the building. We'll tell you what's possible.

Send the address and a photo of the facade or site. We'll come back with sign options, code constraints, and a real budget range — not a placeholder number.

865-353-5430 info@tnsign.coKnoxville · Murfreesboro · Chattanooga · Statewide

Fast track

Start a New Sign Project

A short guided intake — sign type, site, and timeline. Most quotes go out within two business days, and you can book a review meeting at the end.

Start a New Sign Project

We fabricate in-house, pull our own permits, and install with our own crews and equipment — no brokered subcontractors.

Start a New Sign Project