Prefab Systems

What Prefab-Enabled Means

Not Every Project Needs to Be Fully Modular

Prefab does not always mean a fully modular building. At Carve Modular, prefab-enabled construction means using modular components, panelized systems, prefab-friendly materials, and pre-planned installation methods where they improve speed, quality, coordination, and project delivery.

Some projects are best built traditionally. Some are best built with modular or panelized systems. Many projects benefit from a hybrid approach that combines stick-built construction with prefab components.

Instead of forcing every project into one method, we evaluate scope, site conditions, schedule, budget, design goals, and logistics — then determine whether the project is best suited for:

Modular Construction

Panelized Construction

Prefab Interior Systems

Traditional Stick-Built

Hybrid Construction

The goal is simple: use the right method for the right project.

Our Approach to Prefab & Modular

Start with Structure. Build Up from There.

Our approach is structure-first. Every project begins by selecting the right structural system — the factory-built chassis everything else mounts to. Once structure is determined, finish systems, materials, and building systems layer on top. The structural choice does not limit your finish options; any cladding, interior surface, or building system works on top of any structural platform.

Structure

Timber panels · LGS panels · Steel frame modules — the factory-built chassis

Enclosure

WRB · exterior cladding · roofing — applied per IBC, any material

Interior Finishes

HPL panels · acoustic panels · tile · millwork — factory or site-applied

Building Systems

Lighting · MEP · smart systems — pre-planned and integrated

Our Core System — Most Projects Start Here

ICC-ES ESR-5709 · 2015–2024 IBC / IRC · 2025 California CBC · 2026 City of LA LABC

Timber Panelized Building System

Factory-assembled, code-listed wood-framed wall, floor, and roof/ceiling panels that crane into place in days, not months. Our most popular, cost-effective, and immediately available structural platform — and the foundation everything else builds on. Finish-agnostic: any cladding or interior finish system installs directly onto it.

ESR-5709

ICC-ES Evaluation Report

40 FT

Maximum Panel Length

A–F

Seismic Design Categories

Load-bearing & non-load-bearing walls, floors, roof/ceilings — Type V (IBC)

Panels up to 40 ft — doors & windows factory-installed; stairs, conduit, blocking pre-built

Douglas Fir or SPF framing; FSC®, PEFC™, SFI® certified sustainable wood sourcing

Class B fire-treated lumber; arsenic- and chromium-free preservative treatment (ACQ)

Container-optimized shipping; every component coded and packed to drawing dimensions

Complete design support — floor plans, permit-ready drawings, panel shop drawings

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Built on Panelized

Timber Modular

The panelized system taken one step further. Panels are factory-assembled into complete room-sized modules, crane-set onto the foundation as finished units. Same structural system — delivered as a complete modular building.

ADUs & backyard units

Resort cabins & hospitality units

Developer communities & infill projects

Backyard offices & studios

Townhomes & small multi-family (Type V)

Other Structure Options

Steel-Based Systems

For projects requiring non-combustible construction, larger commercial spans, or specific structural requirements, we support three steel-based approaches.

Timber Parallel

LGS Panel System

Same concept as the timber panelized system — factory-built wall, floor, and roof panels — with light gauge steel studs replacing wood framing. Finish-agnostic, crane-set on site, suited for non-combustible or commercial Type III/V applications.

Best for: commercial interiors, tenant improvements, non-combustible requirements

Timber Parallel

LGS Modular

LGS panels factory-assembled into complete modular building units. Same relationship to LGS panels as Timber Modular is to timber panels — a non-combustible frame delivered as finished modules. Suited for hospitality, multifamily, and repeatable commercial builds.

Best for: hotels, apartment units, repeatable hospitality builds

Steel-Specific

Steel Frame Modular

Structural steel frame assembled into modular building units. A different structural approach from LGS — suited for larger commercial spans, higher structural loads, and projects requiring Type I or II construction where heavier steel framing is required.

Best for: larger commercial, high-rise adjacent, heavy-load requirements

One System, Every Layer

Any Structure. Any Finish.

Whether the structural system is timber, LGS, or steel frame, the platform is finish-agnostic. Any exterior cladding, interior surface, lighting system, or building system installs directly on top — the same finish options apply regardless of which structural path you choose.

Finishes can be factory-applied before delivery, reducing on-site labor and shortening installation time further. The open platform means you are never locked into a specific finish or supplier.

Structure — factory-built walls, floors & roof
Finishes — accepts any cladding or interior surface
Prefab-friendly — finishes can be factory-applied
Open platform — not limited to any one system

Every Project Starts With Design

Design First. Then Build for Production.

Prefab-enabled construction is a design-driven process. Before a single panel goes into production, the design has to be resolved — not just architecturally, but in terms of production logic, logistics constraints, and delivery efficiency. Every project starts here, regardless of where the design comes from.

Path A

We Design It

When Carve leads the design, prefab and modular logic is built in from day one. Panel dimensions, structural connections, factory sequencing, and delivery requirements are part of the design process — not an afterthought. The result is a design that is architecturally resolved and production-ready at the same time.

Prefab logic embedded from the first sketch

Fewer design revisions before production

Faster path from design approval to factory start

Path B

A Design Already Exists

When a schematic or architectural design already exists, we take that design and translate it into a prefab-ready set. This means reworking dimensions, connections, and layouts to align with factory production, container shipping, site logistics, and assembly sequence — without losing the design intent.

Existing drawings reviewed for prefab compatibility

Design adapted to production and logistics reality

DFMA translation before anything goes to factory

Design for Manufacturing & Assembly

DFMA is where the real coordination happens

Whether the design comes from us or from an existing set, every project goes through a DFMA process before production begins. This is where we find the best balance between design intent, production efficiency, and delivery reality — and it takes the time it takes. Rushing this step creates problems in the factory and on site. Getting it right is what makes the build go smoothly.

Panel dimensions optimized for factory and container

Structural connections coordinated with engineer of record

Factory sequencing and pack-out order planned

Logistics routing, crane access, and site delivery mapped

On-site assembly sequence tied to delivery schedule

Finish and MEP integration resolved before production

Prefab-Friendly Finish Systems

Materials That Work Best With the System

Any material can be used with our structural systems — the platform is finish-agnostic by design. That said, these materials are highlighted because they pair especially well with panelized and modular delivery: faster to install, easier to factory-apply, more consistent in finish, and better suited to the coordination and scheduling demands of prefab construction.

Acoustic Panels

PET felt sound-control panels — NRC 0.90, 50%+ recycled content, 50+ colors. Walls and ceilings wherever speech clarity matters.

HPL Panels

Non-combustible high pressure laminate — ASTM E84 Class A (Flame Spread Index 0). Durable wall surfaces for corridors, hospitality, and commercial interiors.

Easy Tile

Pre-grouted tile panel — Class A fire rated, 100% inorganic, waterproof. No mortar, no grouting. Bathrooms, kitchens, wet areas.

Magnetic Track Lighting

DC 24V modular magnetic lighting — CRI >90, tool-free repositioning, 5-year warranty. Residential, retail, hospitality, and commercial spaces.

Best-Fit Project Types

Where Prefab-Enabled Systems Work Best

Panelized and modular systems deliver the most value on projects that need speed, repeatable quality, and clean coordination. These are the project types we work with most.

Custom Homes & ADUs

Ground-up homes, detached ADUs, backyard units, and compact residential structures. Panelized framing reduces on-site time and simplifies permit coordination.

Home Additions & Renovations

Additions, full renovations, and interior upgrades. Prefab finish systems reduce disruption and keep schedules tighter when the existing structure is occupied.

Retail & Office Build-Outs

Tenant improvements, office interiors, showrooms, and commercial build-outs. Fast-install wall, ceiling, acoustic, and lighting systems help meet opening deadlines.

Multifamily & Hospitality

Hotel rooms, resort cabins, multifamily unit upgrades, and common areas. Repeatable layouts and pre-planned material packages reduce downtime and ensure consistency across units.

Institutional & Light Commercial

Schools, clinics, wellness spaces, community facilities, and service businesses. Durable prefab-compatible finishes and clear coordination keep these projects on schedule.

Not Sure Where You Fit?

Many projects fall between categories. Tell us the basics and we'll help identify the right approach.

See All Project Types →

Design Support

From Concept to Panel Shop Drawings

Carve provides complete design assistance coordinated with your builder and engineer of record.

Floor Plans & Layouts

Project-specific floor plans developed around the panelized system with structural coordination built in.

Permit-Ready Drawings

Construction documents prepared for permit submission, coordinated with your engineer of record.

Panel Shop Drawings

Detailed factory production drawings for every panel — walls, floors, roof, and openings — coded to assembly sequence.

3D Renderings

Visual renderings to confirm design intent before factory production begins.

Working With Us

We Are Looking for the Right Partners — Not Just Any Partners

Prefab-enabled construction works best when everyone involved understands why it matters. We are not looking for partners who simply want another product to sell or install. We are looking for people who face the same daily frustrations on job sites — coordination breakdowns, schedule overruns, inconsistent quality, rework — and who believe there is a better way to build.

General Contractors

GCs Who Want to Build Differently

If you are a GC who is tired of the same coordination problems on every project — and you believe prefab and panelized systems can make your delivery more predictable — we want to work with you. Shared philosophy first. The right projects follow.

Structural panel systems ready for your site

Design support and DFMA coordination

Project management consultation on prefab delivery

Prefab-compatible finish materials and techniques

Material Vendors

Vendors With the Right Materials

We are constantly looking for material vendors whose products are genuinely well-suited for prefab and modular construction — materials that install faster, perform consistently, and hold up in a factory and shipping environment before they ever reach the job site.

Materials compatible with panelized and modular delivery

Products that reduce on-site labor and installation time

Vendors open to prefab-specific testing and coordination

Suppliers who understand the factory-to-site supply chain

Let's Talk Partnership