Modified Bitumen Roof Restoration
With a choice of cold or hot application and a range of performance levels all of which provide exceptional waterproofing protection for your building tremco roofing s powerply line of modified bitumen mb roofing solutions combine the advantages of advanced adhesives and membranes with the time tested reliable installation techniques of conventional built up roofing to provide a fully.
Modified bitumen roof restoration. Layer 2 modified base sheets or plies. Modified unmodified base or ply sheets applied under a modified bitumen top ply. Increased resistance to brittleness at cold temperatures greater flow resistance at high temperatures and increased elasticity can be achieved by blending synthetic rubberized polymers with asphalt in lieu of modification by blowing processes oxidation. Modified bitumen first introduced in 1978 was developed out of attempts to widen the serviceability range of conventional oxidized roofing asphalt.
Some are self adhering while others are attached using heat welding or torches. Our liquid restoration avoids costly wasteful and disruptive tear offs and utilizes the existing roof to your advantage. Fortunately modified bitumen roofs are typically great candidates to recieve a fluid applied restoration system. All seams penetrations and parapet walls should be flashed by applying energyguard butyl coating over the seam and rolling out 6 seamstitch roofing fabric on center.
Modified bitumen roofs have some really useful components. It was developed as a means to improve roofing membranes when product quality was affected by the use of a lower quality crude oil by product. Once these modbits start leaking and showing signs of aging the building owner or facility manager now has a very cost effective alternative to a complete tear off and reroof. Always perform a coating adhesion test before doing the entire job.
The drawback is replacement costs. Immediately saturate fabric by applying another coat of energyguard butyl coating and feathering it at least 2 to 3 past the edge of the fabric. The benefit of a mod bit roof is it s overall durability. The 5 layers involved in the creation of this roof can be used in many valid combinations to create unique protection.
Layer 1 insulation. Developed in europe in the mid 1960s modified bitumen roofing has been used in canada and the united states since about 1975. Modified bitumen is a roofing material that. Provides r value or thermal resistance for temperature stability of the roof system.
Inspect modified bitumen roof to receive roof coating. Expands and contracts without losing its shape. One of the biggest disadvantages however is that many major commercial roofing contractors have stopped installing them mostly due to the surge in popularity of tpo roofs. Modified bitumen roof restoration the tritoflex liquid rubber products are ideal for restoring or repairing existing modified bitumen smooth bur and granulated capsheet roof systems that are worn out and leaking.
Can be repaired with ease. The aldocoat modified bitumen restoration system a polyurethane base coat and silicone finish coat has been very effective for both granulated and smooth modified bitumen roof restoration.