Wood Frame Construction Insulation Standing Seam Multi-Ply Single Ply

TOPROCK® DD Plus

TOPROCK® DD Plus is a high-density bitumen-coated stone wool insulation board for low-slope roof applications. TOPROCK® DD Plus is compatible as the substrate for the following membrane attachment types:

  • torched
  • hot-mopped
Back
Back

Specification & size

Compare
ComplianceASTM C726 - FM 4470
ASTM C726***Standard Specification for Mineral Fiber Roof Insulation Boards
FM 4470Approval Standard for Single-Ply, Polymer Modified Bitumen Sheet, Built-Up Roof and Liquid Applied Roof Assemblies for use in Class 1 and Noncombustible Roof Deck Construction
FM 4470NCC (Non-Combustible Core) Rated Roof Insulation
FM Approved 
ULC Listed 
Classified UL 
Miami Dade County Approved 
DensityASTM C303

ASTM C303

Top Layer - 13.75 lb/ft³ (220 kg/m³)

 ASTM C303

Bottom Layer - 10 lb/ft³ (160 kg/m³)

 ASTM C303

Bottom Layer - 9.36 lb/ft³ (150 kg/m³) (for thicknesses >2.5" (63.5 mm))

Dimensional stabilityASTM C356 - ASTM D2126
ASTM C356Linear Shrinkage - 0.71% @ 1200°F (650°C)
ASTM D2126Linear Change 7 days @ -40°F (-40°C), ambient RH - 0.1%
ASTM D2126Linear Change 7 days @ 200°F (93°C), ambient RH - 0.1%
ASTM D2126Linear Change 7 days @ 158°F (70°C), 97% RH - 0.0%
DimensionsDimensions
48" x 48" (1219 mm x 1219 mm)
Thickness
Product available in 2" – 6" (50.8mm – 152.4 mm) in 1/2" (12.7 mm) increments
Reaction to fireASTM E84 (UL 723) - CAN/ULC S102 - CAN/ULC S114 - NFPA 276 - CAN/ULC S107-03 - CAN/ULC S126-06 - UL 790 (ASTM E108) - UL 263 (ASTM E119)
ASTM E84 (UL 723)Flame spread index = 0 ; Smoke developed index = 0
CAN/ULC S102Flame spread index = 0 ; Smoke developed index = 0
CAN/ULC S114Determination of Non-Combustibility of Building Materials - Non-Combustible
NFPA 276Standard Method of Fire Tests for Determining Heat Release Rate of Roofing Assemblies with Combustible Above Deck Roofing Components - Class 1
CAN/ULC S107-03Fire Tests of Roof Coverings - Class A
CAN/ULC S126-06Fire Spread under Roof Deck Assemblies - See ULC Directory
UL 790 (ASTM E108)Standard Test Methods for Fire Tests of Roof Coverings - Class A
UL 263 (ASTM E119)Fire Tests of Building Construction and Materials - See UL Directory
Thermal resistanceASTM C518 (C177)
Mean TemperatureR-ValueRSI Value
75°F (24°C)3.8 hr.ft2.F/Btu0.68 m2K/W
25°F (-4°C)4.3 hr.ft2.F/Btu0.74 m2K/W
40°F (4°C)4.2 hr.ft2.F/Btu0.72 m2K/W
110°F (43°C)3.6 hr.ft2.F/Btu0.64 m2K/W
Acoustical PerformanceASTM C423 - ASTM E90
 Thickness125 Hz250 Hz500 Hz1000 Hz2000 Hz4000 HzNRC
ASTM C4232"0.50.710.850.90.961.010.85
ASTM E90Contact ROCKWOOL for STC rated assemblies
Reaction to moistureASTM C1104 - ASTM C209 - ASTM E96
ASTM C1104Moisture Sorption - 0.15%
ASTM C209Water Absorption - <1.0%>
ASTM E96Water Vapor Transmission, Desiccant Method - 2330 ng/Pa.s.m2 (41 perm)
Compressive strengthASTC C165 - EN 12430
ASTC C165Top Layer - 20 psi (140 kPa) @ 10%, 37 psi (250 kPa) @ 25%
ASTC C165Entire Board - 11 psi (75 kPa) @ 10%, 15 psi (105 kPa) @ 25%
EN 12430Point Load @ 5 mm Compression - 30 psi (205 kPa)
Corrosion ResistanceASTM C795 - ASTM C665
ASTM C795Stress Corrosion Cracking Tendency of Austenitic Stainless Steel - Passed
ASTM C665Corrosion of Steel - Passed
Back
ASTM C726***Standard Specification for Mineral Fiber Roof Insulation Boards
FM 4470Approval Standard for Single-Ply, Polymer Modified Bitumen Sheet, Built-Up Roof and Liquid Applied Roof Assemblies for use in Class 1 and Noncombustible Roof Deck Construction
FM 4470NCC (Non-Combustible Core) Rated Roof Insulation
FM Approved 
ULC Listed 
Classified UL 
Miami Dade County Approved 
Back

ASTM C303

Top Layer - 13.75 lb/ft³ (220 kg/m³)

 ASTM C303

Bottom Layer - 10 lb/ft³ (160 kg/m³)

 ASTM C303

Bottom Layer - 9.36 lb/ft³ (150 kg/m³) (for thicknesses >2.5" (63.5 mm))

Back
ASTM C356Linear Shrinkage - 0.71% @ 1200°F (650°C)
ASTM D2126Linear Change 7 days @ -40°F (-40°C), ambient RH - 0.1%
ASTM D2126Linear Change 7 days @ 200°F (93°C), ambient RH - 0.1%
ASTM D2126Linear Change 7 days @ 158°F (70°C), 97% RH - 0.0%
Back
48" x 48" (1219 mm x 1219 mm)
Back
Product available in 2" – 6" (50.8mm – 152.4 mm) in 1/2" (12.7 mm) increments
Back
ASTM E84 (UL 723)Flame spread index = 0 ; Smoke developed index = 0
CAN/ULC S102Flame spread index = 0 ; Smoke developed index = 0
CAN/ULC S114Determination of Non-Combustibility of Building Materials - Non-Combustible
NFPA 276Standard Method of Fire Tests for Determining Heat Release Rate of Roofing Assemblies with Combustible Above Deck Roofing Components - Class 1
CAN/ULC S107-03Fire Tests of Roof Coverings - Class A
CAN/ULC S126-06Fire Spread under Roof Deck Assemblies - See ULC Directory
UL 790 (ASTM E108)Standard Test Methods for Fire Tests of Roof Coverings - Class A
UL 263 (ASTM E119)Fire Tests of Building Construction and Materials - See UL Directory
Back
Mean TemperatureR-ValueRSI Value
75°F (24°C)3.8 hr.ft2.F/Btu0.68 m2K/W
25°F (-4°C)4.3 hr.ft2.F/Btu0.74 m2K/W
40°F (4°C)4.2 hr.ft2.F/Btu0.72 m2K/W
110°F (43°C)3.6 hr.ft2.F/Btu0.64 m2K/W
Back
 Thickness125 Hz250 Hz500 Hz1000 Hz2000 Hz4000 HzNRC
ASTM C4232"0.50.710.850.90.961.010.85
ASTM E90Contact ROCKWOOL for STC rated assemblies
Back
ASTM C1104Moisture Sorption - 0.15%
ASTM C209Water Absorption - <1.0%>
ASTM E96Water Vapor Transmission, Desiccant Method - 2330 ng/Pa.s.m2 (41 perm)
Back
ASTC C165Top Layer - 20 psi (140 kPa) @ 10%, 37 psi (250 kPa) @ 25%
ASTC C165Entire Board - 11 psi (75 kPa) @ 10%, 15 psi (105 kPa) @ 25%
EN 12430Point Load @ 5 mm Compression - 30 psi (205 kPa)
Back
ASTM C795Stress Corrosion Cracking Tendency of Austenitic Stainless Steel - Passed
ASTM C665Corrosion of Steel - Passed
Back

 

 

printpdf
icon
Low Slope Roofing - Improving Value with Stone Wool Roof Systems
Low Slope Roofing - Improving Value with Stone Wool Roof Systems

pdf
icon
TOPROCK DD Plus Re-roofing of Ridgewood Case Study
TOPROCK DD Plus Re-roofing of Ridgewood Case Study

pdf
icon
TOPROCK DD PLUS - 072200 GUIDESPEC - US-EN
TOPROCK DD PLUS - 072200 GUIDESPEC - US-EN

Specifications

pdf
icon
TOPROCK DD PLUS Flat Roof Insulation - Techdata 1
TOPROCK DD PLUS Flat Roof Insulation - Techdata 1

pdf
Contractor Submittal Sheet CA
Contractor Submittal Sheet CA

pdf
Contractor Submittal Sheet US
Contractor Submittal Sheet US

pdf
icon
Safe Use Instruction Sheet
Safe Use Instruction Sheet

ROCKWOOL provides this SUIS for safe handling and use instructions.

pdf

Your recently viewed products