Birtley Heavy Duty Cavity Lintel 100mm HD90 Length:1650mm Fire safety: Flame Retardant to

Fire safety: Flame Retardant to BS EN 13501

Dimensions: 215mm (L) × 102mm (W) × 65mm (H)

Limestone Cream Gravel 14mm introduces a serene

once the base coat has fully dried

the Surrey Red Multi brick is commonly chosen for its aesthetic qualities

Birtley Heavy Duty Cavity Lintel 100mm HD90 Length:1650mm Fire safety: Flame Retardant toThe Birtley Heavy Duty Cavity Lintel 90mm HD90 is designed to withstand even the toughest construction challenges. It is compatible with cavities between 90mm and 105mm in width with an outer leaf of 100mm and inner leaf of 100mm respectively. For maximum effectiveness, a solid, fully jointed blockwork infill to the inner leaf is a must. Birtley employs post fabrication hot dip galvanisation that offers 50% more zinc protection than other approved