This led to the establishment of settler-colonies in Algeria, Tunisia, South Africa, Namibia, Angola, Mozambique, and central African areas like Zimbabwe and Zambia. Eventually the overriding economic factors led to the colonization of other parts of Africa.
(July 2009) (Learn how and when to remove this template message) Tar paper is a heavy-duty paper used in construction. Tar paper is made by impregnating paper or fiberglass mat with tar, producing a waterproof material useful for roof construction. Tar paper is distinguished from roofing felt which is impregnated with asphalt instead of tar, but these two products are used the same way, and sometimes are informally used as synonyms. Tar paper has been in use for centuries.
EPDM ROOFING VS PVC ROOFING. What is an EPDM rubber roof? An EPDM rubber roof is the most popular and economical single-ply roofing membrane that has been in wide use for over 40 years. EPDM (ethylene propylene diene monomer) is a type of synthetic rubber. This rubber is made up mostly of oil (carbo-hydrate) based by-products with modifiers and stabilizers added to extend its service life. An adhesive is used to glue the roof to the roof deck and special tape is used to seal the seams.