Roofing Insulation Nashville TN
Insulation is essential in creating an energy-efficient building whilst also reducing ever-increasing heating costs.
Warm deck roofs by are formed by Alpha Omega | Roofing Nashville laying the insulation board on the roof deck with a felt vapor barrier prior to the waterproof membrane. This eliminates any requirement for ventilation to the roof space. Warm air trapped in the roof space will not condense on any cold surfaces which would cause damage to the structure. This is of particular importance over a kitchen or bathroom.
The insulation is a rigid board which is fully compatible with most waterproofing systems and is unaffected by temperatures associated with mastic asphalt.
The insulation is resistant to the passage of water vapor and is ideal for new build or refurbishment projects.
The insulation boards are produced for use in varying thickness to accommodate the U value required.
Cold deck or Inverted roofs are insulated with a high performance rigid extruded polystyrene board laid loose on top of the waterproof membrane. Using this system the waterproof membrane is protected from physical damage, UV degradation from solar activity and extreme temperature change.
Nashville Tennesse Roof Experts
The insulation boards are held down with suitable aggregate or paving slabs raised off the insulation on support pads. This prevents wind uplift and floatation of the boards during heavy rainfall and also gives the roof the required external fire performance.
Consideration should be given to the design load and roof structure as the additional load from aggregate or slabs can be considerable.
Where more and more properties are having loft conversions, high-performance rigid foil backed insulation boards are fixed between the rafters. The insulation boards are unaffected by air infiltration, resistant to the passage of water vapor and ideal for new build or refurbishment projects.
Glass mineral wool insulation is rolled out between and over existing ceiling joists and in some cases can be laid on top of an existing insulation.