FERREX perforated channel lintel with galvanised steel and black epoxy paint layers labelled
Widths
103 to 253 mm
Heights
50, 75 mm
Lengths
900 to 3000 mm
End bearing
200 mm min

Overview

FERREX steel lintels are lightweight, high load-bearing, ribbed steel lintels for brick construction, designed to support brickwork above window and door openings in place of a conventional concrete lintel.

Lintels are made in galvanised or stainless steel. On request they can be coated in black epoxy paint, which gives long-term protection against moisture and chemical attack from mortar and masonry.

ApplicationDoor and window openings in masonry.

  • Special widths of 225, 250, 300, 350 and 400mm, thicknesses up to 4mm and other heights are available on request.

Specifications

Channel Lintels specifications
Lintel size (mm)Type codeGaugeSheet (mm)Weight (kg/m)Safe working load in tonnes, by lintel length in mm
WH900 to 12001300 to 15001600 to 18001900 to 21002200 to 24002500 to 27002800 to 3000
10350FCI 100A2.03.00.550.420.31----
10350FCI 100B2.53.70.800.580.380.240.18--
10350FCI 100C3.14.71.120.660.440.310.230.160.13
10375FCI 103C3.15.91.631.251.000.860.640.470.38
15350FCI 150A2.03.70.480.370.27----
15350FCI 150B2.54.70.760.580.410.270.19--
15350FCI 150C3.15.91.220.790.520.370.280.190.14
15375FCI 152C3.17.11.631.251.000.860.640.470.38
20350FCI 200A2.04.40.620.480.35----
20350FCI 200B2.55.60.770.590.410.290.21--
20350FCI 200C3.17.11.050.800.530.380.280.190.14
20375FCI 202C3.18.51.631.251.000.860.640.470.37
25350FCI 250A2.05.40.620.480.35----
25350FCI 250B2.56.70.770.590.410.290.21--
25350FCI 250C3.18.61.050.800.530.380.280.190.14

Safe working loads are uniformly distributed, in tonnes, for each range of lintel length. Lengths are available in 100mm increments. A dash means the length is not listed for that gauge.

Width dimensions are inside-of-channel dimensions.

Source: Expanded Mesh & Metal Products catalogue, page 24 (PDF, opens in a new tab), Expanded Mesh & Metal Products catalogue, page 25 (PDF, opens in a new tab), Expanded Mesh & Metal Products catalogue, page 26 (PDF, opens in a new tab), Expanded Mesh & Metal Products catalogue, page 40 (PDF, opens in a new tab)

Installation

Installing steel lintels

  1. Support each end on a solid base with a minimum end bearing of 200mm. Use lintel brackets where no bearing wall is available.
  2. Use lintels cut to length at the factory. Do not use damaged or welded lintels.
  3. Keep within the listed safe working load for the lintel length.
  4. Prop at the centre until the mortar is dry to avoid excessive deflection.
Expanded Mesh & Metal Products catalogue, page 24 (PDF, opens in a new tab)
Catalogue comparison of installing a FERREX lintel against casting a concrete lintel in place

Materials and standards

Manufactured to
BS EN 845-2:2003, BS 5977: Part 1:1981
Galvanised steel
BS EN 10346:2009 (formerly BS EN 10142:1991), coating Z180 to Z275
Minimum end bearing
200 mm

Standards are shown as listed in the FERREX catalogues. Request current test and compliance documents for your specification.

Downloads

Expanded Mesh & Metal Products

Channel Lintels appears on page 26.

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