Exterior
Clear Safety

Q: What materials are used in high-performance security window films?

Security films are made from multi-layered polyester (PET) with proprietary coatings , including: Nano-ceramic layers for heat rejection and durability. UV-stabilized adhesives for long-lasting adhesion. Optically clear polyurethane coatings to enhance visibility and shatter resistance. Acrylic pressure-sensitive adhesives (PSA) for extreme bonding with glass surfaces.

Q: What is the elongation rate of security window films?

Premium security films have an elongation rate of 100-150% , meaning they can stretch without snapping , absorbing high-impact energy.

Q: How strong are security window films?

Security films can withstand hurricane-force winds, accidental impact, and burglar attempts , delaying forced entry by up to 5 minutes . Advanced versions meet GSA and ASTM standards for blast mitigation .

Q: Are security window films bulletproof?

No, but they reduce spalling (glass fragmentation) and delay penetration , especially when combined with ballistic-rated polycarbonate glass .

Q: How do I clean security window films?

Use ammonia-free cleaners Avoid sharp objects or abrasive scrubbing Use microfiber cloths for best results

Q: Can security films be used on sliding glass doors or skylights?

Yes! Security films protect large glass surfaces , including patio doors, skylights, and commercial storefronts .

Q: Do security films improve insulation in extreme temperatures?

Yes! Dual-purpose security + solar films : Reduce heat loss in winter Block infrared heat in summer

Q: How do security films compare to metal security bars?

Security Films : Transparent, impact-resistant, preserves building aesthetics. Metal Bars : More secure but visually intrusive, potential fire escape hazard.

Q: Can security films withstand hurricane-force winds and flying debris?

Yes! Hurricane-rated security films (8-15 mil thick) prevent windows from shattering under strong winds and airborne debris , reducing storm damage.

Q: Are security films tested against real explosion scenarios?

Yes! Films meeting ASTM F1642 or GSA TS01-2003 have been tested against blast pressures and debris impact in military, embassy, and high-risk zones.

LACUNA Exterior Clear Safety Window Film is designed for external applications, providing durable protection against impacts, vandalism, and environmental damage while maintaining optical clarity. It reinforces windows without compromising their functionality or appearance, making it ideal for specialized glass technologies that require external protection.

By acting as a protective shield, this film preserves the integrity and aesthetic value of windows, ensuring long-term durability against physical wear and harsh environmental conditions.

Measurements

Exterior Clear Safety - 4 Mil

Microns: 100
Visible Light Transmitted (VLT): 86%
Visible Light Reflected External: 11%
Visible Light Reflected Internal: 11%
Glare Reduction: 2%
Total Solar Energy Transmitted: 85%
Total Solar Energy Reflected External: 10%
Total Solar Energy Absorbed: 5%
Shading Coefficient (SC): 0,93
Solar Heat Gain Coefficient (SHGC): 0,81
U Factor: 1,02
UV Rejection: ≥99
Emissivity: 0,87
Light To Solar Gain: 1,08
Total Solar Energy Rejected (TSER): 18%
IR Rejection: 30%
Infrared Energy Rejection (IRER): 24%

Exterior Clear Safety - 7 Mil

Microns: 180
Visible Light Transmitted (VLT): 88%
Visible Light Reflected External: 8%
Visible Light Reflected Internal: 8%
Glare Reduction: 1%
Total Solar Energy Transmitted: 83%
Total Solar Energy Reflected External: 10%
Total Solar Energy Absorbed: 7%
Shading Coefficient (SC): 0,93
Solar Heat Gain Coefficient (SHGC): 0,81
U Factor: 1,02
UV Rejection: ≥99
Emissivity: 0,87
Light To Solar Gain: 1,09
Total Solar Energy Rejected (TSER): 19%
IR Rejection: 32%
Infrared Energy Rejection (IRER): 23%

Benefits

Optically Clear Visibility
Advanced Safety Capabilities
Aesthetic Enhancement
Energy Cost Reduction
Multi-Layered Nano Technology
Maximum Protection
UV Rejection
Exterior Installation

Exterior Clear Safety

LACUNA Exterior Clear Safety Window Film is designed for external applications, providing durable protection against impacts, vandalism, and environmental damage while maintaining optical clarity. It reinforces windows without compromising their functionality or appearance, making it ideal for specialized glass technologies that require external protection.

By acting as a protective shield, this film preserves the integrity and aesthetic value of windows, ensuring long-term durability against physical wear and harsh environmental conditions.

Measurements

Exterior Clear Safety - 4 Mil

Microns: 100
Visible Light Transmitted (VLT): 86%
Visible Light Reflected External: 11%
Visible Light Reflected Internal: 11%
Glare Reduction: 2%
Total Solar Energy Transmitted: 85%
Total Solar Energy Reflected External: 10%
Total Solar Energy Absorbed: 5%
Shading Coefficient (SC): 0,93
Solar Heat Gain Coefficient (SHGC): 0,81
U Factor: 1,02
UV Rejection: ≥99
Emissivity: 0,87
Light To Solar Gain: 1,08
Total Solar Energy Rejected (TSER): 18%
IR Rejection: 30%
Infrared Energy Rejection (IRER): 24%

Exterior Clear Safety - 7 Mil

Microns: 180
Visible Light Transmitted (VLT): 88%
Visible Light Reflected External: 8%
Visible Light Reflected Internal: 8%
Glare Reduction: 1%
Total Solar Energy Transmitted: 83%
Total Solar Energy Reflected External: 10%
Total Solar Energy Absorbed: 7%
Shading Coefficient (SC): 0,93
Solar Heat Gain Coefficient (SHGC): 0,81
U Factor: 1,02
UV Rejection: ≥99
Emissivity: 0,87
Light To Solar Gain: 1,09
Total Solar Energy Rejected (TSER): 19%
IR Rejection: 32%
Infrared Energy Rejection (IRER): 23%

Benefits

Optically Clear Visibility
Advanced Safety Capabilities
Aesthetic Enhancement
Energy Cost Reduction
Multi-Layered Nano Technology
Maximum Protection
UV Rejection
Exterior Installation

Frequently Asked Questions

What materials are used in high-performance security window films?ravengroupco2025-08-28T03:06:22-04:00

What materials are used in high-performance security window films?

Security films are made from multi-layered polyester (PET) with proprietary coatings, including:

Nano-ceramic layers for heat rejection and durability.
UV-stabilized adhesives for long-lasting adhesion.
Optically clear polyurethane coatings to enhance visibility and shatter resistance.
Acrylic pressure-sensitive adhesives (PSA) for extreme bonding with glass surfaces.

What is the elongation rate of security window films?ravengroupco2025-08-27T10:47:00-04:00

What is the elongation rate of security window films?

Premium security films have an elongation rate of 100-150%, meaning they can stretch without snapping, absorbing high-impact energy.

How strong are security window films?ravengroupco2025-08-28T04:34:05-04:00

How strong are security window films?

Security films can withstand hurricane-force winds, accidental impact, and burglar attempts, delaying forced entry by up to 5 minutes. Advanced versions meet GSA and ASTM standards for blast mitigation.

Are security window films bulletproof?ravengroupco2025-08-28T04:00:12-04:00

Are security window films bulletproof?

No, but they reduce spalling (glass fragmentation) and delay penetration, especially when combined with ballistic-rated polycarbonate glass.

How do I clean security window films?ravengroupco2025-08-28T03:32:13-04:00

How do I clean security window films?

Use ammonia-free cleaners
Avoid sharp objects or abrasive scrubbing
Use microfiber cloths for best results

Can security films be used on sliding glass doors or skylights?ravengroupco2025-08-28T03:36:33-04:00

Can security films be used on sliding glass doors or skylights?

Yes! Security films protect large glass surfaces, including patio doors, skylights, and commercial storefronts.

Do security films improve insulation in extreme temperatures?ravengroupco2025-08-27T10:04:45-04:00

Do security films improve insulation in extreme temperatures?

Yes! Dual-purpose security + solar films:

Reduce heat loss in winter
Block infrared heat in summer

How do security films compare to metal security bars?ravengroupco2025-08-27T10:03:24-04:00

How do security films compare to metal security bars?

Security Films: Transparent, impact-resistant, preserves building aesthetics.
Metal Bars: More secure but visually intrusive, potential fire escape hazard.

Can security films withstand hurricane-force winds and flying debris?ravengroupco2025-08-28T04:15:57-04:00

Can security films withstand hurricane-force winds and flying debris?

Yes! Hurricane-rated security films (8-15 mil thick) prevent windows from shattering under strong winds and airborne debris, reducing storm damage.

Are security films tested against real explosion scenarios?ravengroupco2025-08-28T04:09:21-04:00

Are security films tested against real explosion scenarios?

Yes! Films meeting ASTM F1642 or GSA TS01-2003 have been tested against blast pressures and debris impact in military, embassy, and high-risk zones.

Can security window films be installed over existing tinted or decorative films?ravengroupco2025-08-28T03:44:49-04:00

Can security window films be installed over existing tinted or decorative films?

Yes, but performance depends on layering compatibility and proper adhesion. It’s best to apply security film first, then decorative overlays.

Do safety films protect against earthquakes?ravengroupco2025-08-28T04:12:19-04:00

Do safety films protect against earthquakes?

Yes! Seismic-resistant window films prevent glass shards from becoming airborne, reducing injury risks in earthquakes.

How do security films help in schools and public buildings?ravengroupco2025-08-27T10:08:48-04:00

How do security films help in schools and public buildings?

Deter intruders by delaying forced entry.
Reduce injury risks from broken glass.
Improve safety in high-risk zones like front entrances & classrooms.

What are the different types of edge retention systems?ravengroupco2025-08-27T10:22:39-04:00

What are the different types of edge retention systems?

Mechanical Anchors: Metal clamps securing the film to the window frame.
Wet Glaze Adhesives: Thick, flexible silicone sealants that bond the film to the frame for blast resistance.

What makes security films different from regular window films?ravengroupco2025-08-28T04:42:48-04:00

What makes security films different from regular window films?

Unlike standard solar or privacy films, security films are thicker (4-15 mils) and designed to absorb impact energy, preventing glass from shattering on impact.