Profile: Salter Industries manufactures metal spiral stairs, wood staircases, aluminum stair kits and steel spiral stairs. Our product line includes classic steel stairs, forged iron stairs, wood stairs and galvanized steel. Our spiral staircases are used for builders outdoor applications. Our specific stairs meets the BOCA and UBC building code requirements. We offer stairs with continuous sleeves. Our aluminum is a lightweight and durable metal, which is used for resisting rust.