Security Window Film
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Combination 20/212 solar/security

Open up blinds and shutters but still enjoy visual security with reflective solar control films. Combination R Silver 20/212 SRC will improve thermal comfort by reducing solar heat-gain through glazing.

Providing one-way vision for those that want to see but not be seen. Ideal for covert surveillance in stores, airports or sensitive installations or to hide valuable items from view.  

Reduces the load on air-conditioning plant or forced draught ventilation and helps to reduce energy costs and carbon dioxide emissions.

Metalized window films have excellent electromagnetic interference (EMI) attenuation properties. Bonded to a faraday cage for best results, will reduce unintentional interference or help combat electronic eavesdropping.

Can be used as a containment system in conjunction with an edge retention device (anchor system) for toughened glass when it is 'at height, overhead or out of the vertical plane'.

Will add 'anti-bandit' performance (BS EN 356) when bonded to laminated glass.

Bomb-blast standard (CL175)

MVM Window Films offer a comprehensive service both locally and nationally. We have service desks throughout the UK ensuring that we have technical sales advisors, surveyors and installation teams close to you that can advise on blast mitigation

specified by government departments including The environment agency, MOD, home office, the chemicals industry, security consultants, health and safety and food safety advisors

Intended to meet international safety glazing standard - ISO 16933 Explosion Resistant Security Glazing in buildings.This test involves subjecting a fully glazed window to an explosive blast equivalent to 100kg of TNT at a distance of 31 metres.

Film thickness recommendations

Floor level Recommendation
Ground – 1st Safety film ≥ 275 microns and meeting BS EN 12600 Class 1B1
2nd – 11th Safety film 150 microns and meeting BS EN 12600 Class 1B1
12th and over Safety film 100 microns and meeting BS EN 12600 Class 2B2

Structural Glazing Film (CL200)

Multi laminate clear security film for additional tensile and burst strength. Can be used as a containment system in conjunction with an edge retention / anchor system on toughened glass when it is 'at height, overhead or out of the vertical plane'.

A film/glass composite in a bolted glass system will be clamped in place by means of special fibre 'anchor' washers.

Will add 'anti-bandit' performance (BS EN 356) when bonded to laminated glass.

Anti-Bandit Security Film (CL300)

An anti-bandit test (BS EN 356) involves a glass pane being impacted under conditions that are intended to realistically simulate the forces that the glass may be subjected to if under attack by a determined intruder. The purpose of the test is to determine which of three BS EN 356 classifications - P1A, P2A or P3A may be obtained. The test consists of 3 consecutive drops of a steel ball weighing 10kg from a height of 2m for P1A, 3m for P2A and 6m for P3A onto surface one of a framed test pane. The pane is then reversed and surface two of the pane is subjected to 3 more impacts. In order to obtain a pass the ball should not pass through the glass during any of the 6 impacts.

Even after being subjected to the full severity of a BS EN 356 'drop ball' test (Fig.2) security-filmed glass , although shattered, retains its integrity. A post test demonstration (fig. 1) was set-up to determine the strength of a glass/film composite. Sandbags together weighing 500kg were placed on the glass and left in place for a period of 15 days without the glass sagging or giving way.

 
even after the glass substrate has shattered the film holds glass in place with a 500kg load being applied
(Fig.1) after-test 500Kg loading

   
(Fig.2) BS EN 356 test rig
clear safety film on glass being tested to BS EN 356 anti-bandit standard
(Fig.2) anti-bandit test
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