What is SCIP construction?

SCIP stands for Structural Concrete Insulated Panel. A SCIP is a prefabricated panel made of an expanded polystyrene (EPS) foam core sandwiched between two layers of galvanized welded steel wire mesh, connected by diagonal steel truss wires that pass through the foam. On the job site, concrete (typically shotcrete) is sprayed onto both faces, creating a monolithic, steel-reinforced concrete wall with continuous insulation built in. The same panels can form load-bearing walls, floors, roofs, stairs, and curved elements — the entire structural envelope of a home.

Is SCIP the same as SIP?

No. A SIP (Structural Insulated Panel) has wood (OSB) skins glued to a foam core at the factory and is classified as wood-frame construction. A SCIP has steel mesh skins that receive site-applied concrete, producing a reinforced concrete structure. The distinction matters for fire resistance, termites, hurricanes — and for how insurers and appraisers classify the home (frame vs. masonry/superior construction).

How is SCIP different from ICF (insulated concrete forms)?

ICF places a single thick concrete core (typically 4–8 inches) inside foam forms; SCIP places two thinner concrete faces (typically 1.5–2 inches each) outside a foam core. SCIP uses less concrete, produces a thinner finished wall, and can also form roofs and floors — ICF is a wall-only system. ICF's advantage is a larger installer network and conventional concrete placement; SCIP's structural quality depends on skilled shotcrete application.

How much does a SCIP home cost per square foot?

There is no independent published benchmark — SCIP shell costs are project-specific and driven more by local labor than by materials. Manufacturers position SCIP as competitive with 2x6 wood framing and cheaper than concrete block once insulation and furring are included. Forum-reported finished-wall figures cluster around $25–40 per square foot of wall area, with higher prices for roof and floor slabs. Key cost drivers include shotcrete crew availability, engineering fees, distance from a panel plant, and trade familiarity.

Does a SCIP home cost more than wood frame?

Usually somewhat more upfront — concrete systems generally carry a 3–20% premium over stick framing depending on region and market. The premium narrows or reverses when you account for insurance savings, energy savings, lower maintenance, and post-storm avoided losses.

How strong is a SCIP wall?

A finished SCIP wall is a steel-reinforced concrete sandwich acting as a composite structural unit. In fire-test conditions documented in ICC-ES report ESR-5623, a 6.75-inch-thick SCIP wall sustained a superimposed axial load of 8,969 pounds per linear foot. Manufacturer compression tests report 70+ tons per panel. Multi-story load-bearing construction (typically up to 4 stories on single panels) is established practice internationally, always under project-specific engineering.

Can a SCIP home really withstand a hurricane?

SCIP homes are engineered reinforced-concrete structures, and concrete wall systems as a class are routinely engineered for 180–200+ mph ultimate design wind speeds — far beyond wood framing, which begins failing around 130–150 mph. Unlike block walls, a SCIP shell is monolithic with no mortar joints, and walls plus roof form one continuous structure, eliminating the roof-to-wall connection that is the classic hurricane failure point. Any specific rated-to-X-mph figure is a design outcome for a specific engineered building, not an inherent product rating.

Is SCIP impact-resistant (flying debris, projectiles)?

Manufacturers report passing hurricane debris missile impact tests at approximately 200 mph equivalent wind speeds. Final impact resistance depends on panel type and concrete thickness on the two concrete wythes.

What is the fire rating of a SCIP wall?

Per ICC-ES ESR-2435: 1.5-inch concrete facings achieve a 1.5-hour rating (carbonate aggregate) or 1-hour (siliceous); 2-inch facings achieve 2-hour ratings with either aggregate (ASTM E119). Manufacturers cite up to 4-hour ratings with thicker facings. The concrete faces are noncombustible and the EPS core is fully encased, flame-retardant-treated, and oxygen-starved.

How long does a SCIP home last?

Reinforced concrete structures are commonly designed for 50–100+ year service lives, and the steel in a SCIP wall is protected by galvanizing plus full concrete encasement (code requires minimum 1-inch cover). SCIP structures are designed to reinforced-concrete durability norms.

What is the R-value of a SCIP wall?

Center-of-panel: EPS insulates at roughly R-3.8–4.2 per inch, so a 3-inch core is about R-12 and a 6-inch core about R-24 — continuous insulation with no stud bays. The steel truss wires through the foam cause some thermal bridging; measured data on similar panels (ORNL, 1987) found only about a 7% whole-wall reduction.

Is SCIP approved for Florida's High-Velocity Hurricane Zone (Miami-Dade/Broward)?

Both current ICC-ES Florida supplements explicitly state HVHZ use has not been evaluated. Statewide Florida approval (non-HVHZ) is legitimate under the 2023 FBC supplements. Structures built in the HVHZ can be deemed to comply by a structural engineer applying 2+ inches of exterior concrete wythe of any SCIP panel to achieve the wind-resistance requirements necessary.

Will a SCIP home lower my insurance premiums in Florida?

Substantially, in most cases. Florida law (s. 627.0629, F.S.) requires insurers to offer premium credits for wind-loss mitigation features, documented via a wind mitigation inspection (form OIR-B1-1802). A SCIP home rates as masonry/superior construction — masonry-class homes typically cost 30–35% less to insure than frame — and a monolithic concrete roof-wall structure documents favorably on nearly every OIR-1802 line item. Credits apply primarily to the wind portion of the premium and exact savings vary by carrier.

Can I get a normal mortgage or construction loan for a SCIP home?

Yes. Fannie Mae guidelines explicitly allow unique or nontraditional construction, provided the appraiser can develop a reliable opinion of value — comparables need not be the same construction type. SCIP is site-built, so factory-built housing rules don't apply. Practical friction is lender unfamiliarity: providing the ICC-ES report and engineer's letter up front smooths underwriting.

SCIP vs. concrete block (CMU) — which is better for Florida?

Both are proven concrete systems. A bare 8-inch block wall is about R-1 and needs added insulation, furring, and multiple extra trades to finish, while SCIP arrives with continuous insulation integral and both faces ready to finish after shotcrete. SCIP is monolithic with no mortar joints (block's weak point in extreme wind and moisture) and extends to the roof structure; block stops at the walls. Block's advantage: every Florida market has abundant, competitively-priced masonry crews. Cost is comparable when block is finished to equal insulation levels.

Is SCIP a good fit for barrier-island and coastal rebuilds?

Arguably its best US use case: engineered wind resistance, monolithic roof-wall structure, FEMA-recognized flood-damage-resistant materials throughout the wall, no wood to rot in salt air, termite immunity, and wind-mitigation insurance credits. Panels ship light to constrained coastal and island sites. Pair with proper elevation (ASCE 24 / local freeboard), fiberglass pilings, and flood venting or breakaway construction below BFE as your engineer directs.

Can a SCIP home survive a Category 5 hurricane?

BeachLife SCIP homes are engineered for extremely high site-specific wind loads, including coastal projects with ultimate design wind speeds of 200+ mph. The wind speed is not a universal rating attached to every SCIP panel: BeachLife engineers verify the complete structure, including the foundation, wall-to-foundation connections, roof connections, openings, impact-rated windows and doors, penetrations, and continuous load path. A SCIP residence at Crystal Beach on the Bolivar Peninsula remained standing after Hurricane Ike devastated much of the surrounding area — a real-world example of resilient construction, presented as a case study rather than a guarantee.

Aerial view of a Florida Gulf Coast waterfront community with boats, docks and palm trees

Shotcrete being applied to SCIP wall panels on a Largo, FL custom home

About Us

SCIP Construction: Buildings Engineered to Survive Category 5 Hurricanes

SCIP (Structural Concrete Insulated Panel) is a composite building system: an EPS insulation core enclosed in welded wire mesh, reinforced with impact microcolumns, and finished on both sides with structural mortar.

The cured assembly forms a monolithic 4,000-psi concrete shell — walls, floors, and roof as one continuous structure — with engineer-stamped whole-envelope wind ratings of 180–200 mph.

What Is SCIP (Structural Concrete Insulated Panel) Construction?

How SCIP construction goes together, and why it performs the way it does

200+ MPH Wind Resistance

Fire, Flood & Mold Resistant

Energy Efficient & Energy Star Rated

Faster Build Times

Self-Insurable Strength

Earthquake Engineering Research Institute (EERI) Results

Engineers at Idaho State University set out to destroy three full-scale SCIP shear walls — hammering each one back and forth under simulated earthquake loads per ACI 374.2R.

The walls refused to fail suddenly: they carried 2.5 times their design yield strength and kept absorbing energy far past severe-earthquake drift levels before finally giving way, gradually and predictably.

The results, presented at the Earthquake Engineering Research Institute (EERI), explain why SCIP performs the way it does in the field.

Rendering of a coastal home with cutaway walls revealing the steel-reinforced SCIP concrete shell

Certifications & Laboratory Tests

Category	Standard / Test	Result
Structural	DrJ Engineering Listing & TER 1202-12 (ANAB ISO/IEC 17065); designed per ACI 318	Approved for use as structural floors, walls, and roofs within building systems
State approval	Florida Building Code — Building & Residential, 2020 & 2023 editions (FL 30050)	Evaluated to FBC and IBC/IRC 2015–2021; Miami-Dade accepts statewide approval per FL 553.842
Wind (system)	TAS 202 / TAS 203 static & cyclic wind pressure (High Velocity Hurricane Zone)	Resisted ±124 psf design pressure — equivalent to a 283 mph basic wind speed per ASCE 7
Wind (as built)	Project-specific stamped engineering	180–200 mph whole-envelope rating, roof included
Debris impact	TAS 201 large-missile impact test (FBC §1626, HVHZ)	Stopped a 9-lb 2×4 missile at 80 ft/s with no damage to the back of the panel
Seismic	ASCE 7 Table 12.2-1 — special reinforced concrete shear walls	Qualified for all Seismic Design Categories A–F (R = 5, Ω0 = 2.5, Cd = 5)
Fire	DrJ TER 1201-04 — fire resistance calculated per IBC §722; EPS core per IBC §2603	Wall, roof & floor assemblies rated 1–4 hours, scaling with mortar thickness (1-hr wall at 0.5″; 4-hr at 2.5″)
Thermal	ANSI/ASHRAE/IES 90.1; EPS core per ASTM C578	R-9 to R-34 by panel type; U-factors 0.10–0.03 — R-value scales with core thickness
Acoustic	ASTM E90 airborne sound transmission testing	STC 39 with a 7.5″ or thicker EPS core
Quality control	ISO/IEC 17025-accredited labs; ISO/IEC 17020-accredited inspection	Certified by DrJ Engineering, an ANAB ISO/IEC 17065-accredited body

SCIP Performance: Test Results & Ratings

Every number below comes from a published evaluation report or independent laboratory test — see “Where these numbers come from” at the end of this section.

180–200 mph

Engineer-stamped wind rating for the whole shell — walls and roof as one piece. A Category 5 hurricane starts at 157 mph. [1]

≈225 mph

Wind-speed equivalent the panels survived in hurricane-zone laboratory pressure testing. [1]

1 hour

Maximum fire-resistance rating for SCIP walls, roofs, and floors — standard assemblies carry 1 hour. [2]

4,000 psi

Rounds stopped cold in ballistic testing — no penetration, and nothing broke off the back of the wall. [1]

Rw ≈37 dB

Approved for every U.S. earthquake zone — the building code treats SCIP like special reinforced concrete shear walls. [1][4]

12 months

Recycled material in every panel by weight — reclaimed steel mesh, re-ground foam core, and fly-ash concrete. [5]

μ ≈ 16.3

Walls carried load to 16× their design limit in university earthquake testing — bending and absorbing energy, never shattering. [3]

Where these numbers come from

[1]

DrJ Engineering TER 1202-12 — structural design & allowable loads, hurricane-zone pressure testing (TAS 202/203, ±124 psf), and ballistic testing (UL 752 Level 3 / NIJ Level III-A). Current edition valid to April 2027.

Read the report →

[2]

DrJ Engineering TER 1201-04 — fire-resistance ratings for SCIP wall, roof, and floor assemblies, calculated per IBC §722.

Read the report →

[3]

Idaho State University full-scale SCIP shear-wall study (ACI 374.2R protocol), presented at the Earthquake Engineering Research Institute (EERI).

Read the study (PDF) →

[4]

ICC-ES Evaluation Report ESR-5623 · Florida Product Approval #FL46983.

Read the report (PDF) →

[5]

SCIP industry overview — recycled and reclaimed content (40% by weight, up to 60% by volume).

View the overview (PDF) →

SCIP Can Survive Hurricanes

scip has been proven to withstand hurricanes

Hurricane Andrew, 1992

In 1991, former President Jimmy Carter built 14 SCIP homes. One year later these houses were subjected to the full force of Hurricane Andrew — and were the only homes left standing.

Hurricane Ike, 2008

A SCIP house at Crystal Beach, Texas took a direct hit from Hurricane Ike — including a collision from a neighboring house washed off its foundation — and survived while surrounding wood-frame homes were reduced to bare pilings. Documented in a FEMA field study.

Hurricane Ian, 2022

Ian leveled entire Gulf Coast neighborhoods in 2022. The response: SCIP panel plants opened in Orlando and Panama City, bringing fortified concrete construction to the state that needs it most.

Hurricanes Helene & Milton, 2024

Helping Gulf Coast families rebuild after back-to-back storms, BeachLife found SCIP — and made forever homes a promise, not a pitch.

Hurricane Michael, 2018

When Michael's 160 mph winds and storm surge erased Mexico Beach, a SCIP home on fiberglass pilings was left standing — concrete shell intact, elevated above the surge, surrounded by empty slabs.

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Frequently asked questions

Ready to Build With SCIP?

Visit the BeachLife center in Largo to see SCIP panels up close, or call us at (386) 871-3045 to schedule a consultation with our design and engineering team.

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