HV–GR Hi–Vis Gripper
The Hi–Vis Gripper is a build–in detail for I–joists into masonry reducing air leakage at the joist end. The Hi–Vis Gripper can be used on both external and party walls.
Patent Number GB2511155
Build–in Detail Advantages (Requiring external mortar sealing only) — In line with existing building practice — Easy access — Quick and effective — Visual quality check from outside
HV–GR–1 38 – 53MM WIDE
Approvals — Meets NHBC technical requirements — Part E: Compliant with the requirements of Appendix A of the Robust Details Part E Handbook — Assessed to BS ISO–TR12470:1998 for 60 minute fire requirements
Material Specification High density Polyethylene
HV–GR–2 58 – 72MM WIDE
Additional parallel and perpendicular restraint may be required. Please refer to the Cullen Technical Guide for further guidance on built in restraint.
HV–GR–3 89 – 97MM WIDE
Available Sizes
Joist Width (mm)
Flange Depth (mm)
Joist Depth (mm)
Joist Manufacturer
38 – 53
58 – 72
89 – 97
220 245 300 220 240 300 220 240 300 220 240 300
HV–GR–220–1 HV–GR–240–1 HV–GR–300–1
HV–GR–220–2 HV–GR–240–2 HV–GR–300–2
HV–GR–220–3 HV–GR–240–3 HV–GR–300–3
James Jones (JJI)
45
HV–GR–240–1 (36mm) HV-GR-240-1 (36mm) HV–GR–300–1 (36mm)
HV–GR–240–2 (36mm) HV-GR-240-2 (36mm) HV–GR–300–2 (36mm)
HV–GR–220–3 (39mm) HV–GR–240–3 (39mm) HV–GR–300–3 (39mm)
Metsawood (FJI)
36 & 39
HV–GR–220–1 HV–GR–240–1 HV–GR–300–1 HV–GR–220–1 HV–GR–240–1 HV–GR–300–1
HV–GR–220–2 HV–GR–240–2 HV–GR–300–2 HV–GR–220–2 HV–GR–240–2 HV–GR–300–2
HV–GR–220–3 HV–GR–240–3 HV–GR–300–3 HV–GR–220–3 HV–GR–240–3 HV–GR–300–3
Steico (SJI)
39
Masonite (H, HB, HI, HL, HM)
47
The latest version of the technical guide will always be the digital format on our website.
Technical support: 01592 771132 / technical@itwcp.com / https://www.itwcp-offsite.co.uk 2
Made with FlippingBook - Online catalogs