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2008-1-29 · In fact, the weight of the stone "ballast" is the only item holding the roof components in place. The weight can vary from 10 pounds per square foot (the minimum allowed by code) to 25 pounds or more. The most common assembly …
2019-4-22 · Ballast Paver units on the roof. E. Protect membrane and installed areas of Ballast Paver from damage when transporting pallets of Ballast Paver or other material. Place 3/4" plywood sheets in traffic path and use carts with pneumatic tires. 1.08 Warranty A. Ballast Paver 10 year limited material warranty
Ballast Netting. Ballast Netting is a cost-effective way to prevent Gulls and Crows from picking up and dropping ballast pebbles from height. If you would like to find out more about our Mesh Deterrent and Ballast Services, please request a …
2021-12-22 · Gravel ballasted roofs with Sikaplan® or Sarnafil® single ply membranes are conventionally installed. The single ply membrane and other roof components, including thermal insulation, are loose laid. The buildup is …
2021-12-31 · Removing roof ballast, the RK Way, rather than with your own personnel, eliminates the most strenuous activity for ballasted low-slope roofs, saving you valuable project completion time, costly labor, and risk of personnel injuries. This applies to …
WELCOME. The "TOP VAC CANADA Advantage" - Specialized vacuum service for the removal of roof top ballast stone to loose fill attic insulation. We clear the way, making roofing and renovation jobs easier for roofers, contractors, businesses and homeowners. We have both the equipment and the expertise to get the job done, professionally ...
2014-6-19 · For roofing terminology, this is not referred to as a "ballasted" roof since the built-up roof is bonded to the substrate. A "ballasted roof" generally refers to a single ply roof membrane that is held in place against wind uplift by loading the surface with either stone ballast or pavers.
Built-Up Roof Gravel and Ballast Removal. Adler Roof Vacuuming has been leading the industry for over 40 years. As the premier roof vacuuming company serving the entire east coast, you can rely on Adler for all of your roof vacuuming needs.BUR gravel and Ballast removal are just some of Adler''s roof vacuuming services.Read on to learn more about your options to protect an …
Ballast Options and Flexibility. One of the advantages of using MM6125® in a Protected Membrane Roof Assembly (PMR) is that once the membrane is installed owners and designers can take advantage of various ballast options (gravel, pavers and Garden Roof®) to suit a specific project''s needs.
2009-5-13 · Stone sizes were a nominal 1 1/2-inch (38-mm) diameter. One roof section had 10 pounds per square foot (49 kg/m2) of stone, the minimum allowed for ballast. Another roof section had 17 pounds per square foot (83 kg/m2) of ballast, and the third roof section featured 24 pounds per square foot (117 kg/m2).
2019-9-19 · The Purpose of Stone or Gravel Ballast on a Flat Commercial or Industrial Roof It is not unusual to find a gravel top coat on commercial or industrial roofing systems. Though primarily confined to built-up asphalt roofing systems, …
Ballast stones are usually one to two inches thick and applied more generously than on a built-up roof. The heavier stones provide substantial protection against wind gusts. (Source: Roofing Southwest.) A ballast system helps cut roof …
2020-8-21 · 8. At center of roof, pavers may be cut to a minimum width of 6 inch. 9. Use ASTM #3 stone ballast at 12 lbs. per square foot on roof interior. ****OR**** A. Walkway System 1. Install minimum 18 inch wide a slip sheet under walkway. 2. Install single or multiple course walkway between roof access and maintained equipment locations.
2015-1-15 · The Features. BUR''s and Ballast Roofing Systems (BRS''s) are topped with rocks. But the former uses a very thin layer of crushed stone or pea gravel that is not larger than 1/4th inch in diameter. This is partially-embedded into a …
The stones used in ballasted roofing are generally 1.5 - 2.5 inches in diameter and applied in a thicker layer. The stones are therefore much more substantial and hold up well under wind tunnel tests. In many cases, ballasted roofing also uses …
Call Roofworx today at 817-920-5974 for roof ballast stone removal in Fort Worth, TX! Ballast Stone Removal in Texas. Whether you are replacing your current single-ply membrane roof, or if you are looking to install a new roof entirely, you …
White Ballast. A1-Grit Ballast is a natural, smooth, water-worn and screened large gravel used for many applications. White Ballast can range in size from 2 1/2 - 3/4 inches and can be made to meet various ASTM standards. Our roofing Ballast is commonly installed over membrane and single-ply systems at 1000-1500 pounds per square.
2021-4-22 · pedestrian walkway, Roof Ballast Pavers make roof inspections safer and easier compared to stone ballast. When installed to completely cover the protected membrane, they shield the membrane from punctures, cuts and ultraviolet ray damage. FINISH : DIAMOND COLOR : NATURAL Diamond is a ballast paver finish. It is not recommended for aesthetic ...
2021-12-23 · Stone Ballast Roofs. If you''ve ever seen a flat roof covered with gravel and wondered why, the answer is simple – it''s there to keep the roof in …
AGGREGATE. In roofing, crushed stone, crushed slag or water-worn gravel used for surfacing for roof coverings.. BALLAST. In roofing, ballast comes in the form of large stones or paver systems or light-weight interlocking paver systems and is …
2020-4-23 · 4.1.5 Protected Membrane Roofs - Canadian Roofing Contractors Association. 4.1.5 Protected Membrane Roofs. The protected membrane roofing system (PMR) differs from conventional BUR systems in that the membrane is installed below the insulation, either directly to the deck, or in the case of steel decks onto a levelling layer secured to the deck.
Vacuuming, Roofing, and More. When you need high-quality roofing services that go beyond stone removal, Seal Roofing is a roofing industry leader. We offer everything from roof replacements and new construction to snow removal services for your business. Our roofing contractor expertise spans 30+ years and it shows.
2022-1-2 · S:FLEX mounting rails are used as floor rails to mount the base triangles or as module carrier rails for vertical mounting. The hollow chamber rails are structurally optimised and available in different cross-sections and lengths. Rail connectors. To ensure structurally identical properties in the area of the rails and the connections.
The ballast usually can be reused or repurposed, and the EPDM membrane can be recycled or repurposed as a slip sheet between the new EPDM membrane and old ballast. LIMITATIONS Similar to any roof system, ballasted roofs have limitations and are not ideal for every building. First, ballast material is heavy, adding between 10 and 25 pounds per ...
2021-5-24 · The following roof covering specifications are deemed to satisfy performance requirements without the need for testing. • Loose laid gravel at least 50mm thick, or with a mass greater than 80 kg/m² (subject to maximum and minimum aggregate sizes). • Cast stone or mineral slabs at least 40mm thick. • A sand cement screed at least 30mm thick.
Definition: What Does the Term Ballast Mean? Normally the reference to any weight that is designed to hold down a structure or roof. The construction reference, in many cases, is the layer of stone that is installed above a roof deck, whether it is a built up roofing system or a single ply system. Roof ballast can be an architectural material ...
2008-8-13 · Roofing: Ballast Can Do It All. The concept of installing a roof membrane without anchorage has been around for decades. As a contrast to conventional roof membranes, both the thermal insulation and membrane may be un-adhered to the substrate. When the concept was first introduced to the U.S. market, there were a number of obvious questions raised:
Roof areas subjected to different wind action require varying amounts of ballast. The amount of ballast varies from 50 to 65 kg/m² (10 to 13 psf) in conventionally …
Ballast stone can crush the underlying insulation, creating weak spots in the roof membrane. Over time, the stones move around, creating "Bald spots" where the system isn''t held down at all. In windy areas, ballast stone can actually blow off the roof, creating projectiles below. Stone ballast is no longer allowed by many building codes.
2021-12-23 · Stone Ballast Roofs. If you''ve ever seen a flat roof covered with gravel and wondered why, the answer is simple – it''s there to keep the roof in place. Stones have been used as roofing ballast since antiquity, and in its …
The trays can be physically attached to the roof or underlying supporting grid and/or held in place with ballast comprised of coarse stone or other weighed materials. The depth of the ballast or media contained in the trays can be varied depending on the desire to reduce the presence of open water surfaces.