Shhhquietly announcing new Acoustic Wall Ties for internal separating walls. The Part E compliant Staifix HRT4 Wall Tie Cavity wall ties must meet the acoustic performance requirements of ‘Type A’ as outlined in Approved Document E to be suitable for use in internal separating walls of new-build attached dwellings. Ancon manufactures a Type A wall tie for 50, 75, 100, 125 and 150mm cavities. The HRT4 wall tie can be used with all approved robust details for masonry cavity separating walls. Use of these details negate the need for expensive and time consuming pre-completion sound tests. Available in four lengths to suit cavities from 50-150mm Manufactured by Ancon BUILDING PRODUCTS