Red Rock Elementary School | 408 Upland Blvd, Las Vegas, NV 89107
Architect: KNIT Architecture
Contractor: CORE Construction
Translucent Wall System Manufacturer: EXTECH/Exterior Technologies, Inc.
Photography: Levi Ellyson
In extreme climates, such as the desert conditions in Las Vegas, occupant comfort and energy efficiency need to be carefully considered when planning construction. Efficient building systems must withstand variable weather conditions and plan for longevity.
Red Rock Elementary constructed a new school in 2024, delivering an energy-efficient, naturally lit environment for its students and faculty.
KNIT Architecture integrated a translucent wall system into the design, adding light into the space while maintaining an energy-efficient building envelope.
Why Translucent Wall Systems in Educational Facilities?
Heat mitigation in extreme desert conditions
Las Vegas combines intense solar radiation, high ambient temperatures, and large daily temperature swings. The 40 mm multiwall polycarbonate system directly addresses all three.
- Low solar heat gain of the system significantly limits radiant heat entering the space, reducing cooling loads compared to clear glazing.
- 30% light transmission of the opal polycarbonate panels provides diffuse daylight without glare or hot spots. This is critical in a library setting where visual comfort matters.
- Unlike clear glass, the opal polycarbonate spreads light evenly, preventing localized heat buildup near the wall surface.
Result: Lower peak interior temperatures and reduced HVAC demand during extreme summer conditions.
Superior thermal performance vs. glass
The 40 mm multiwall structure creates insulating air pockets that outperform most conventional glazing systems.
- Lower thermal conductivity than monolithic glass.
- Reduced heat transfer during the day and slower heat loss at night.
- More stable interior temperatures in a climate with large diurnal swings.
Diffused daylight without glare or UV damage
For an elementary school library, daylight quality matters as much as quantity.
- Opal panels eliminate glare on books, screens, and reading surfaces, without the need for shading devices. There are no harsh light contrasts or eye strain.
- Co-extrusion technology improves UV resistance, protecting interior finishes and furnishings from degradation.
- Natural daylight reduces reliance on artificial lighting while maintaining visual comfort for children.
Durability in extreme heat and sun
Desert climates are unforgiving to materials.
- Polycarbonate resists thermal expansion stress, brittleness, and seal failure in sustained high temperatures.
- Impact resistance is far superior to glass.
- Coextruded panels maintain color and performance over time, even under UV exposure.
Fire and life-safety performance
The system’s CC1 Class A fire rating makes it appropriate for educational occupancies.
- Meets stringent fire performance requirements without sacrificing daylight or thermal control.
- Safer alternative to plastics or composite wall systems without comparable fire ratings.
Comfort, safety, and sustainability combined
In a hot desert climate like Las Vegas, this system delivers a rare balance.
- Thermal efficiency means reduced energy consumption.
- Daylighting results in an improved learning environment.
- Durability for long-term performance in desert conditions.
Engineered system design for reliable long-term performance
The polycarbonate wall system is prefabricated for efficient installation and consistent quality, reducing on-site labor and minimizing installation errors. An integrated water-management strategy, including weep holes at the sill, allows controlled drainage and prevents moisture accumulation within the system. Double gasketed framing provides pressure-controlled retention of the polycarbonate panels, accommodating thermal expansion and contraction without inducing stress, bowing, or panel slippage. This engineered restraint system ensures long-term structural integrity and performance in extreme temperature environments where material movement is expected.
For spans exceeding 6 feet, the system incorporates mechanical glazing clips that secure each polycarbonate panel to horizontal supports, providing controlled restraint under wind loads and thermal cycling. This added attachment method improves load distribution, limits panel deflection, and enhances long-term stability in large-span applications. In extreme desert climates, this detailing helps maintain panel alignment and system integrity while still allowing for natural thermal expansion and contraction of the polycarbonate material.
