Helifix RetroTie 6mm Remedial Wall Tie with a Dry / Resin Fix. The Helifix RetroTie is a stainless steel remedial wall tie with an inner leaf mechanical fixing and resin bonding in the outer leaf that is effective in all common building materials.
System Components (to be ordered separately):
- RetroTies and plastic sleeves
- Support tool
- Drill bits for clearance and pilot holes
- PolyPlus resin cartridge and extension nozzles
- Load test unit and collet key
Installation:
- Mark the points for the Helifix RetroTie insertion on the face of the near leaf brickwork. Drill an appropriate diameter pilot hole through the near leaf brick and to the required depth into the far leaf. The hole should be drilled about half way up the brick and around 15mm from the end to avoid frogs and core holes
- Widen the hole, through the near leaf only, to 12mm diameter. Clean the hole in both the near and far leaves
- Load the RetroTie into the support tool, insert through the near leaf and drive home into the far leaf. The ‘O’ ring marker allows the cavity width to be measured and avoids over-driving
- Position the plastic sleeve over the outer end of the RetroTie and slide it down the tie with the support tool until the mark on the tool stem is flush with the outer face. The sleeve centres the tie and seals the hole adjacent to the cavity
- Security of fixing in the far leaf can be tested with a Helifix Load Test Unit
- Use the RetroTie Injection Tube to inject PolyPlus resin until the hole is filled and then make good
Applications:
- Versatile replacement wall tie
- Use where there is hard external brick material
- Use where random testing is required of the security of fixing in the inner leaf
Features:
- One-piece grade 304 or 316 stainless steel tie
- Quick and easy installation
- Effective in all common building materials
- Far leaf security of fixing easily proof tested
- Mechanical fixing, without expansion, in the far leaf
Benefits:
- Highly economical and effective
- Minimal inconvenience to occupants
- Leaves building virtually unmarked
- No splitting of bricks or blocks
- Multiple drip points prevent transfer of water across cavity RetroTie 8mm
| Technical Specifications |
| Material |
Austenitic stainless steel Grade 304 (1.4301) or 316 (1.4401) |
| Diameter |
6mm (suitable for timber far leaf) |
| Length to be used |
¾ of near leaf thickness + cavity width + far leaf penetration depending on material, typically 70mm |
| Length |
325mm |
| Depth of pilot hole |
Near leaf thickness + cavity width + far leaf penetration + 10mm |
| Minimum fixing density |
Ties should be at 900mm centres horizontally by 450mm vertically, in a staggered pattern, or as specified |
| Bonding agent (near leaf only) |
PolyPlus Resin (or HeliBond if required) |
| Near leaf material |
Far leaf material |
Near leaf pilot/clearance hole |
Far leaf pilot/clearance hole |
Penetration into far leaf |
Pull out |
| Clay brick |
Aircrete |
12mm |
None |
75-90mm |
1.0kN |
| Clay brick |
Timber stud |
12mm (10mm if 6mm tie) |
None |
55mm |
1.0kN |
| Clay brick |
Clay brick |
12mm |
5-6mm |
70mm |
2.0kN |
| Clay brick |
Concrete block |
12mm |
6mm |
70mm |
2.0kN |
| Clay brick |
Concrete |
12mm |
6-6.5mm |
35mm |
2.0kN |
NOTE: All figures quoted are indicative dependent on the exact nature of the substrate. Testing should always be undertaken on site using the Helifix Load Test Unit. Compression Resistance should be checked with the Helifix Technical Department. Fixing Density should be calculated by the Helifix Technical Department.
| Recommended Tooling |
| For drilling pilot hole |
Rotary percussion 3-jaw-chuck drill |
| For drilling clearance hole |
SDS hammer drill or rotary percussion drill |
| For installing RetroTie |
Power driver or hand held Support Tool |
Please see our Delivery policy page for full details of our delivery terms and conditions, including information on exclusions, geographical restrictions, third parties, and failed deliveries.
Delivery Timescales
We will endeavour to deliver all orders within 1-3 working days (subject to geographical restrictions). Please note, where delivery lead-times for individual orders may be subject to change, we will keep you informed directly by phone or email within 24 hours of your order being placed.
Deliveries will not be made on UK bank holidays, and in such cases will fall on the next working day.
Standard delivery hours are between 8am and 6pm, Monday to Friday. If you are not available to accept the delivery when it is attempted, then a failed delivery charge will be applied (see the Delivery page for full details).
Delivery Communications
We aim to dispatch and deliver all our products within their specified time frames. You will get notified by BaseTec via email when your products have been dispatched. This will include details of your order and the expected delivery time. BaseTec will contact you via email or phone if there are any delays in picking your order or after dispatch.
If any products are out of stock or unavailable at the time of ordering, the BaseTec team will contact you by phone or email to discuss your options.
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