Lead Sheet 450 × 450 × 15 kg – Special Order Our Lead Sheet 450 × 450 × 15 kg is a heavyweight, high-purity lead panel designed for specialist applications where precision, durability, and performance are essential. Supplied as a special-order size, this sheet is perfectly suited to flashing, waterproofing, acoustic lining, radiation shielding, and roofing projects requiring bespoke dimensions and weight. Key Specification Dimensions: 450 mm × 450 mm square Weight: Approximately 15 kg per sheet (±5%) Estimated thickness: Equivalent to Code 3 to Code 4 lead (≈1.32 mm–1.8 mm), based on typical weights of 17 kg/m² at 1.5 mm lead thickness Material: High-purity lead conforming to AS 1804 and equivalent international standards Available Thickness Codes Lead thickness is typically classified by “Code”, which corresponds to weight and durability: Code Approx. Thickness Weight per m² Typical Uses Code 3 ~1.32 mm ~15 kg Flexible flashings, chimney detailing Code 4 ~1.80 mm ~20 kg Durable valley linings, parapets Our special‑order sheet is most comparable to Code 3, offering a balance of flexibility and formability ideal for precise flashing tasks Performance & Benefits High pliability: Soft enough to form to chimneys, abutments, and stepped profiles without cracking Exceptional longevity: Lead is naturally corrosion-resistant and can endure over a century when installed correctly Multifunctional use: Ideal for roofing flashings, valley liners, waterproof membranes, and even acoustic or radiation shielding in sensitive environments Strict compliance: Meets AS 1804, ASTM B749 and QQ‑L‑201F standards for purity and safety Common Applications Step and counter‑flashings on pitched roofs Chimney saddles and lead aprons Valley and parapet gutter linings Waterproof barriers behind cladding or under membranes Acoustic or X‑ray shielding panels in medical and industrial settings Installation Advice Select appropriate code based on site wear and need for flexibility. Fix with non‑ferrous nails, screws, or copper clinch fixings. Overlap joints by a minimum of 100 mm. Form and dress edges with lead slaters’ tools to compress joints. Optionally treat with patination oil to slow oxidation. The Lead Sheet 450 × 450 × 15 kg (Special Order) offers a premium, robust solution for precision architectural and industrial projects. With its exact sizing, high material standards, and versatile use, it is ideal for installers requiring dependable, long-lasting lead panels. Please contact us to arrange custom orders, verify code availability, or explore larger sheet options.
