Moisture Proof PVC Roof Gutter for Apartment Building Roofing Systems Worldwide This Moisture Proof PVC Roof Gutter is engineered for apartment building roofing systems, delivering a closed core that resists damp, swelling and mould for dependable long-term performance. Its stable, easy-care surface keeps maintenance low through years of outdoor exposure. Product Specifications Product Name PVC Walling Panel Effective Width 1050mm Length Customized Product Thickness 1.0mm-3