for bottom roller timber or metal doors & gates to 2000kg
- Sterling gear is designed for a wide range of commercial and industrial applications.
- The bottom roller design is suited to applications where the supporting structure or lintel is insufficient for the weight of the door, or where headroom is limited.
- The top guide channel may be soffit fixed or face fixed.
- Wicket doors for easy access may be incorporated into the sliding door.
- Where the doors are fitted externally, a canopy is recommended to protect the top guide channel and rollers (not by PCH).
Max. door weight: 2000kg
Max. door height: 7500mm
Door thickness: 58-70mm
(Made to order rollers contact PCH)
- For ease of operation it is recommended that the door width should be at least 50% of the door height.
- Timber doors may be partly or fully glazed, or framed, ledged and braced for industrial applications, also in timber doors, rollers should be positioned in the bottom door leaf section, clear of the joint between rail and stiles.
- Doors must be constructed with a deep bottom section with a ï¿½minimum depth of 230mm.
- Metal doors should be framed and braced using steel angle and clad with steel sheet. On metal doors, the rollers should be positioned securely in the bottom door frame section by welding or bolting.
- The bottom rail must be set level and may be recessed from traffic.