Synthetic shingle or tile with stress relief nail zones
Synthetic shingle or tile with stress relief spacing feature
Synthetic slate type roofing units and methods of manufacture
System and method for waterproofing parapet walls
System for affixing a gutter system
System for covering different types of surfaces, especially...
System for jointing panels
System for securing guttering to the ends of balconies and...
System of placement of shingles on a roof, a plurality of...
Systems and methods for robotic gutter cleaning along an axis