General Formulations 261 WindowMark Perforated Clear Vinyl [60/40] – Removable Repositionable

General Formulations 261 WindowMark Perforated Film 60/40 – Clear Removable GF261-54

Interior one way perforated window film General Formulations 261 WindowMark 60/40 is a 6.0 mil gloss clear perforated vinyl engineered specifically for interior mounted, one-way view-through window graphics. This film features a clear low-tack repositionable removable solvent acrylic adhesive that installs cleanly and removes from glass with minimal residue.

Designed for storefronts, retail windows, and high-traffic environments, GF 261 provides strong image clarity from the exterior while maintaining visibility from the interior, making it ideal where outside-mounted graphics are not permitted.

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Why Choose Interior One Way Perforated Window Film

GF 261 WindowMark supports interior window graphics where clean removability, visibility, and protection from tampering are critical.

• 60/40 Perforation Pattern balances image density with interior visibility
• Gloss Clear Perforated Film delivers sharp printed graphics when viewed from outside
• Low-Tack Removable Adhesive removes cleanly from glass
• Interior Mount Design protects graphics from vandalism and environmental exposure
• Dual-Layer Layflat Liner improves print stability across wide format printers

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Applications

• Interior Storefront Window Graphics
• Retail and POP Window Displays
• Temporary Promotional Windows
• Architectural Interior Glass Graphics

Designed for flat, smooth interior glass and acrylic surfaces.

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Key Features

• 6.0 mil gloss clear perforated vinyl
• Clear low-tack repositionable removable adhesive
• Interior mount, one-way view-through design
• Dual-layer perforated and solid layflat liner
• Accepts a wide range of wide format ink technologies
• Clean removal from glass within recommended timelines

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Specifications

Film

• Film Type: Clear Perforated Vinyl
• Perforation Pattern: 60/40
• Surface Finish: Gloss Clear
• Film Thickness: 6.0 mil (152 µm ±10%)
• Film Weight: 116 gsm
• Dimensional Stability (FTM 14):
  • MD <0.30 mm
  • CD <0.30 mm

Adhesive

• Adhesive Type: Solvent Acrylic
• Adhesive Thickness: 0.8–1.0 mil (20–25 µm)
• Adhesive Color: Clear
• Peel Strength on Glass:
  • 15 min: 2.0 lbs/in (8.8 N/25 mm)
  • 24 hrs: 2.0 lbs/in (8.8 N/25 mm)

Liner

• Liner Type: Dual Layer Perforated and Solid White 2-Sided PE-Coated Kraft
• Liner Weight: 104 lb (170 gsm)
• Liner Thickness: 9.2 mil (235 µm)
• Release Force @ 300 in/min: 50–150 g/2 in

Performance

• Application Temperature: Above 40°F
• Service Temperature: 0°F to 150°F
• Outdoor Durability: Up to 2 years
• Removability: Up to 1 year
• Shelf Life: 1 year
• Storage Conditions: 70°F at 50% relative humidity

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Ink Compatibility

• Solvent
• Eco-Solvent
• Latex
• UV Curable
• Screen
• Offset UV Curable

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Compatibility

Interior one way perforated window film GF 261 is designed for inside glass installations where exterior graphics are restricted. Printing requires reverse imaging with a full white ink layer followed by an opaque black layer to achieve proper outward visibility. When used on vehicle windows, local light transmission regulations must be followed.

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FAQ

What applications is this film best suited for?
It is ideal for interior storefront windows and high-traffic locations where exterior graphics may be damaged or prohibited.

Do I need to change my print process?
Yes. Reverse image printing with a white ink layer and a final black layer is required for proper one-way visibility.

Is this film suitable for vehicle windows?
Some regions regulate light transmission. The installer is responsible for compliance with local regulations.

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Create Secure, View-Through Graphics from the Inside

Choose interior one way perforated window film GF 261 WindowMark 60/40 for clean-removing, high-impact interior window graphics.

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