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Lexan*
Thermoclear*
*Trademark of
Sabic Innovative Plastics IP BV
Overview
Lexan* Thermoclear* Multiwall polycarbonate sheeting is
a high quality, low maintenance glazing material that is built to last.
Based on Lexan polycarbonate resin, it delivers high impact strength, an
excellent balance of low weight and high stiffness and natural "water - clear"
transparency".
From conservatories,
commercial greenhouses and swimming pools, to industrial buildings,
offices and sports stadiums, this versatile range of materials helps to
deliver state of the art, lightweight glazing for commercial, industrial
and residential applications.
Ampelite stock 10mm
twinwall sheet which is widely used in small commercial and residential
applications where superior stiffness is required, however we can supply
X-structures in gauges up to 32mm thick.
UV Resistance
Sabic's proprietary
surface treatment represents the next generation in surface coating
technology. According to accelerated testing, Lexan* Thermoclear*
sheet is superior to other available polycarbonate multiwall glazing
products.
Comprehensive Warranty
Thermoclear* products
carry a minimum 10-year limited written warranty against excessive
yellowing, loss of light transmission and loss of strength due to
weathering.
Excellent Energy Efficiency
The multiwall
construction traps air between the layers, which ensures outstanding
thermal insulation performance.
Two-sides UV Protection
All Lexan* Thermoclear*
multiwall sheets supplied by Ampelite features Sabic's proprietary UV
protection to both sides, giving superior resistance to outdoor
weathering and greater design flexibility.
Ease Of Installation
The flat structure of
Lexan* Thermoclear* multiwall sheet allows the use of aluminium glazing
bar systems for long - lasting performance. Unlike some multiwall
products, the sheet can be easily cut to length or width, allowing for
variations between construction and design.
Light Weight
An outstanding balance
of low weight and high stiffness enables lightweight structures with
greater spans to be designed and easily installed.
Curved Glazing
Sheet can be cold
formed into tight radii without pre - forming. Generally, the
minimum radius is 175 x the gauge. Ampelite have specialised
glazing systems for curved applications.
Typical applications
- Covered walkways
- Pergolas
- Shopping Centres
- Sports Complexes
- Industrial Glazing
- Swimming Pool Enclosures
- Screening/Partitioning
- Greenhouses
Sheeting Grades
Ampelite recommend using
standard gauge 10mm twinwall sheeting for most residential and smaller
commercial applications.
The 16mm gauge sheet is
often specified for larger commercial projects.
| Thickness |
Colours |
| 10mm |
Clear, Opal, Bronze, Grey, Metallic Grey |
| 16mm |
Clear Opal |
|
WIDTHS |
|
| 700mm, 1050mm, 2100mm |
widths will vary with sheet gauges |
|
SHEET MASS |
|
| 10mm = 1700gsm |
16mm = 2700gsm |
| |
|
Metallic Grey available in 1050mm
width only.
In addition to these stock lengths a cut to
size service is available through most outlets.
Spacing
| 700mm sheet |
| |
Rafters |
Purlins (Batterns) |
| 10mm |
720mm |
not required |
| 16mm |
720mm |
not required |
| 1050 mm sheet |
| |
Rafters |
Purlins (Batterns) |
| 10mm |
1070mm |
not required |
| 16mm |
1070mm |
not required |
The above spans are based on wind loads up to 1.5 kPa.
For information regarding recommended
spacing's in high wind
and cyclonic regions please contact your local Ampelite office.
Sheet Structure

Light and Total Solar Transmission
| Multiwall |
| |
10mm (K-Value: 3.0 W/m2 .K) |
16mm
(K-Value: 2.4 W/m2 .K) |
| Colours |
LT % |
TST % |
SC % |
LT % |
TST % |
SC % |
| Clear |
81 |
80 |
0.92 |
74 |
78 |
0.90 |
| Opal |
64 |
68 |
0.78 |
63 |
67 |
0.79 |
| Bronze |
35 |
55 |
0.63 |
N/A |
N/A |
N/A |
| Grey |
20 |
50 |
0.58 |
N/A |
N/A |
N/A |
| Metallic Grey |
16 |
29 |
0.33 |
N/A |
N/A |
N/A |
Glazing Systems


Installation
Ampelite is able to supply various
fitting systems to suit the application. For more detailed installation instructions
they are available below in the
downloads section.
Accessories
Ezy-Guide Lubricant
End Cap
H-Bar Rubber
Bonded Washers

Sealer Tape
Breather Tape
Aluminium H-Bar End Cap
Rubber Anti-Noise Tape
Warranty
Lexan* Thermoclear* Sheet features some of the strongest
warranties available against excessive yellowing and loss of light transmission.
For full warranty details, please contact your nearest Ampelite office.
Lexan* Thermoclear* Warranty
LIGHT TRANSMISSION: For a period of
ten years from the time of purchase, the sheet is warranted not to lose more
than 2% of light transmission of that when new. The test method to assess loss
of light transmission will be ASTMD 1003-1995.
IMPACT RESISTANCE: For a period of
10 years from the time of purchase, the sheet is warranted not to fracture under
the impact of hail measuring up to 25mm in diameter. Damage caused by the
impact of objects other than hail is excluded from this warranty.
The full ten year limited Warranty is available from
Ampelite state offices.
It is the purchaser's responsibility to obtain the details of the warranty
offered in addition to consumer rights conveyed by Government regulations. Any
warranty claim must be made in writing to an Ampelite office.
For further information on
Lexan* Thermoclear* Special Products, click here
Downloads
Thermoclear
Installation Instructions
Flexibar Installation Instructions (Curved Roof & 16mm)
Project
Photos
Brochure
Lexan Thermoclear Brochure
Part1
Lexan Thermoclear Brochure
Part2
SFS Architecture Brochure
Solar Control IR Sheet Family Flyer
Yellowing Brochure
Lexan Thermoclear Solar Control Brochure
Lexan Thermopanel Datasheet |