Sorting Arrays. PHP has several functions that deal with sorting arrays, and this document exists to help sort it all out. The main differences are: Some sort based on the array keys, whereas others by the values: $array['key'] = 'value';
Can I install Roof-TopÂ® EPDM membrane directly over an existing roof? You can install Roof-TopÂ® EPDM membrane over an existing roof only if a new layer of 5/8â plywood, 5/8â OSB board, or polyisocyanurate board with a fiberglass backing is used as a barrier to protect the EPDM.
How to Repair an RV Roof. Welcome to BestMaterials.com RV Roof Repair information and resource guide. We are constantly adding new resources for you to use in repair of RV roofs and roofs built with EPDM rubber or metal and others. These solutions also apply to commercial buildings, trailers, patios, and many house boat repairs.