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Product Name	Cat Code
Birtley Lintel Soffit	31 09 AF
Cavity Single Leaf Lintels	31 40 C
Cavity Wall Lintel P/K-90	31 40 BC
Cavity Wall Lintel Splayed Bay	31 40 EM
Cavity Wall Lintel Sun Lounge	31 40 EE
Cavity Wall Lintels P/K-70	31 40 AO
Supergalv Lintel Cb50	31 00 AA
Supergalv Lintel Cb70	31 00 CA
Supergalv Lintel Cb70 Hd	31 00 CJ
Supergalv Lintel Cb90	31 00 BX
Supergalv Lintel Sb L200	31 11 HA

Keystone Steel Lintels

Keystone Steel Lintels

The McArthur Group is proud to partner & distribute Keystone steel lintels to trade customers & building contractors.

Keystone steel lintels provide an extensive range of standard, special and sun lounge steel lintels. All Keystone steel lintels are manufactured from Z1 grade galvanised steel to BS 2989: 1982 (BS EN 10327: 2004) with a zinc coating type G600 (H3) giving a minimum zinc coating of 600g/m2 (including both sides). In accordance with BS5977: part 2, 1983 (BS EN 845-2: 2003) all cut edges are treated with a corrosion resistant paint.

The advanced design & manufacturing techniques used in the production of the Keystone range of steel lintels provide many improvements which result in better performance across many key areas.

Our Keystone steel lintels are available to browse online & forms part of our lintels product portfolio. Birtley Steel Lintels are also available.