for Using HCP Fastening Accessories
with Polygal Sheets
Wise men look before they leap… This ancient adage is certainly very apt in the case of long life construction elements such as air vents; shade rooﬁng, covered car parking, greenhouses, warehouses, interior partitions, skylights and more... These installation instructions will allow you to install Polygalsheets correctly, using the company’s 35 years of accumulated experience in the ﬁeld of lightweight rooﬁng in Israel and around the world. To assist you with any questions you may have, Polygal’s Technical Support Department is at your service at all times. (E-mail: email@example.com).
Safety at the Jobsite
Employ all safety measures required for working on scaffolding and roofs Beware ofslipping when working above the rooﬁng sheets Beware of losing your balance when carrying sheets in windy conditions
A selection of Polygal products: Product
PCSS Type Sheets Titan Type Sheets HCP Polycarbonate Fastenings
6, 8, 10, 16 16
Clear, bronze, blue, green, turquoise and ice. Polyshade silver and blue Primalite (except for 6 mm)
StandardDimensions: Width – 2.1 m. Length – 6 m. Special Dimensions: Width – Any width up to 2.1 m. Length – Up to 20 m.
Standard Dimensions: Length – 6 m. Clear, bronze, blue, green, turquoise, and ice. Special Dimensions: Polyshade silver. Length – Up to 20 m.
Storage Before Installation
• Store the sheets on a ﬂat surface, protected from direct sunlight. • Do not cover the rooﬁng sheets with PVCsheeting (tarpaulin).
Preparing the Supporting Structure
• Complete all the metalwork and painting before beginning sheet installation work. • Check the dimensions on site, and plan the rooﬁng requirements before ordering Polygal products for the project.
Always look for the original sign
Planning the Supporting Structure
• Install the sheets withthe ribs parallel to rain ﬂow and with a slope of at least 10º 1 • Supporting beams must be at least 30 mm wide 2 to ensure good anchorage of sheets and fastening accessories.
1 4 1 min 10%
1 1 3
Main beam structure
Calculation of maximum recommended* distance between main beams and between purlins for ﬂat rooﬁng must takeinto account wind pressure of up to 100 kg².
Sheet Type and Thickness (mm) Standard 8 – 10 Standard 16 / Titan 16 Distance (cm) Between Supporting Structure Main Beams (sheet width) Distance Between Purlins According to Sheet Width Up to 70 cm Up to 100 cm Up to 125 cm
75 105 / 120
Calculation of maximum recommended* distance between main beams and betweenpurlins for curved rooﬁng must take into account wind pressure of up to 100 kg².
Distance between main beams (sheet width) in the main beam structure (cm)
Sheet Type and Thickness (mm) Standard 8 – 10 Standard 16 / Titan 16
Curve width S (cm) Curve height h (cm)
300 45 - 75
400 60 80 100
95 115 125 125 -
500 100 125
95 125 105
Distance between purlins for a 125 cmwide sheet
* Ensure that a qualiﬁed professional checks and approves the structure before execution.
Smallest permissible cold bending radius (R)
Sheet Thickness (mm)
Smallest Bending Radius (m) 1.05
Polygal Accessories Required for Installation
Accessory Aluminum Edge Proﬁle Polycarbonate ConnectingProﬁle Polycarbonate Base Proﬁle Side Spacer Proﬁle Base Proﬁle Anchoring Screw (1¼”) Polygal Sheet Anchoring Screw (2”) Bell Seal Anchor proﬁle cap to connecting proﬁle Ventilating Edge Tape Sealed Edge Tape Accessory Catalogue Number
6 mm Sheet 8 mm Sheet 10 mm Sheet 16 mm Sheet
311 210 207 226
313 211 313
412 (metal structures) 421 (wood structures) 400 (metal structures)...