NBS Source
I'm a manufacturer

Lead Lined Viewing Window - Observation Window

Verified by manufacturer 4 days ago

Envirotect LTD

UK-manufactured lead lined observation windows with continuous lead shielding, compliant lead glass, optional fire-rated or smart glazing, and bespoke finishes for radiation-safe viewing.

Jump to:
Request BIM
01525 374374 Website

Application

Suitable for medical, dental, veterinary, and industrial environments requiring safe visual observation into radiation-controlled areas, such as X-ray rooms, imaging suites, and diagnostic facilities.

Description

Envirotect lead lined observation windows are custom manufactured in the UK to meet precise structural opening sizes and project specifications. Featuring a continuous lead core through the frame and architraves, they deliver reliable radiation protection and peace of mind. Glazed with certified lead glass and produced under an ISO 9001:2015 quality system, each window is tailored to customer requirements, with optional fire-rated or switchable smart glass and a wide choice of finishes and colours.

Features and benefits:

  • Continuous lead core through frame and architraves for full radiation protection.
  • Bespoke manufacture to exact structural opening sizes.
  • Lead glass compliant with IEC 61331-2:2014 standards.
  • Lead thickness specified by Radiation Protection Advisor (1.32–3.55 mm).
  • Optional FR30 and FR60 fire-rated glazing.
  • Switchable smart glass option for instant privacy control.
  • FSC® certified hardwood frames.
  • Multiple frame finishes including paint grade, lacquer, and PVC clad.
  • Manufactured under ISO 9001:2015 accredited quality system.
  • Wide range of colours to support zoning and interior design.

General information

Color

Beige

Black

Blue

Brown

Cream

Show more

Finish

Primed

Lacquered

PVC

Material

Wood

Lead

Glass

Shape

Rectangle

Square

Length

Bespoke

Width

Bespoke

Height

Bespoke

Uniclass

Pr_30_59_98_15 Composite window unitsPrimary
Pr_25_71_33_47 Lead and X-ray glass sheets

CAWS

L10/390 Proprietary windows

L10/33 Proprietary windows

L10/400 Composite windows

Specification data - Composite window units

Classification data

Standard

To IEC 61331-2 and ISO 9001.

Dimensions and configurations

-

Manufacturer guidance

Consult manufacturer and insert requirements.

  • Generally speaking, the size of viewing windows will depend on the standard dimensions of lead glass.
  • Heights are available to suit structural openings of 900 and 1100 mm.
  • Widths are available to suit openings up to 2400 mm.

Performance characteristics

-

Fire performance

-

Fire resistance

NFR.
FR30.
FR60.

Frame

-

Profile

Manufacturer's standard.

Wood species

Manufacturer's standard.

Chain of custody

Forest Stewardship Council (FSC).

Wood finishes

Not required.
Paint grade primer.
Clear lacquer.
Other.

Manufacturer guidance

Most timber finishes are available. Hardwoods are generally sealed to receive topcoats on site by others. Softwood frames are supplied pre-primed.

Plastics finishes

Not required.
PVC clad.

Glazing or infill

-

Standard

To IEC 61331-2.

Requirements

Glazed lead glass.
FR30 glass.
FR60 glass.
Switchable smart glass.

Guidance for specification option:

Privacy glass which is operated by a simple electrical switch controlling the opacity of the glass from clear to opaque privacy film.

Hardware

-

Manufacturer guidance

Consult manufacturer and insert requirements or omit.

Operation

-

Type

Fixed.

Fixing features

Manufacturer's standard.

X-Ray shielding

1.32 mm (green).
1.80 mm (blue).
2.24 mm (red).
2.65 mm (black).
3.15 mm (white).

Manufacturer guidance

Lead thickness.

Sustainability data

Contains Red List materials

Yes

Country of product manufacture

United Kingdom

Material

Wood
Lead
Glass