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Questions and Answers for GAF Tri-Ply APP Smooth Modified Bitumen 3 ft. x 33 ft. (100 sq. ft. net) Membrane Roll for Low Slope Roofs

Internet #100030464

Model #3687000

Store SKU #716854

  • Interested in purchasing a pallet? Buy 20
  • Modified bitumen membrane for new roofing, reroofing & flashings
  • Durable, reinforced polyester mat resists splitting and cracking

Questions & Answers

56Questions
caret
Q:Can you use this on balcony deck and paint over it?
by|Oct 24, 2019
3 Answers
Answer This Question

A:  The Tri-Ply Smooth membrane is intended to be used in a roof installation. GAF does not have testing or applications specs for this product in an application for a balcony deck, therefore we would not be able to confirm on how it would perform in this application. GAF does have roof coating products that can be applied over smooth modified bitumen membranes such as the Tri-Ply APP Smooth Membrane which you can find a listing of on the www.GAF.com website in the Roof Coatings section.

by|Oct 30, 2019

    A:  The Tri-Ply Smooth membrane is intended to be used in a roof installation. GAF does not have testing or applications specs for this product in an application for a balcony deck, therefore we would not be able to confirm on how it would perform in this application. GAF does have roof coating products that can be applied over smooth modified bitumen membranes such as the Tri-Ply APP Smooth Membrane which you can find a listing of on the www.GAF.com website in the Roof Coatings section.

    by|Jun 8, 2020
      1 found this answer helpful

      A:  Using it for a balcony shouldn't be a problem, but just painting may not be enough, because membrane is not designed for high traffic area, I have installed special roof deck pavers over this membrane and it works fine for almost 7 years now.

      by|Oct 25, 2019
      caret
      Q:Can I pour a thin slab over this material?
      by|Jul 31, 2019
      2 Answers
      Answer This Question

      A:  Yes you can. However, if your going to use this where there could be water, be sure to do a 2 day water test to make sure you have no leaks. Additionally, use a little extra heat on the edges and make sure you have perfect welds on all your joints.

      by|Jul 31, 2019

        A:  The material warranty would remain in place, however, we do not have any testing to on concrete being poured over Tri-Ply APP Smooth Membrane. Any damages that may occur from this application would not be covered under the material warranty.

        by|Oct 11, 2019
          1 found this answer helpful
          caret
          Q:What thickness is the rubber
          by|May 12, 2019
          1 Answer
          Answer This Question

          A:  Alvin, Thank you for your interest in Tri-Ply APP Smooth. This product is a torched-down asphaltic product that meets ASTM D6222 requirements and has a Minimum thickness of 0.140" (140 mils).

          by|May 15, 2019
            caret
            Q:How many squares are in a roll?
            by|Apr 2, 2019
            2 Answers
            Answer This Question

            A:  Each Roll is 1 square or 100 square feet.

            by|Oct 11, 2019
              1 found this answer helpful

              A:  1sq per torch down 3sq per base sheet

              by|Mar 7, 2024
                1 found this answer helpful
                caret
                Q:How long does your stock sit in the store and do you rotate stock according to the numbers?
                by|Feb 8, 2019
                1 Answer
                Answer This Question

                A:  Please contact your local Home Depot and they will be able to assist you with this information.

                by|Feb 22, 2019
                  caret
                  Q:do I need any adhesive to install this roof?
                  by|Jul 18, 2018
                  2 Answers
                  Answer This Question

                  A:  The Tri-Ply APP Smooth is designed for torch application. Our Tri-Ply SBS products are suited to use an approved asphalt adhesive, or our Liberty products offer a self-adhered solution that does not need adhesives or torches to install. For more information or for recommendations on your specific conditions, please contact GAF product and technical team at 877-GAF-ROOF (877-423-7663), Option 5.

                  by|May 5, 2023

                    A:  no

                    by|Dec 5, 2018
                      caret
                      Q:do they make this item with an adhesive back
                      by|Jul 3, 2018
                      2 Answers
                      Answer This Question

                      A:  Not that i know of... but you can buy rolls of EPDM and adhesive that tolls onto the roof and the rubber gets glued down so you don't have to use a torch as in this method...

                      by|May 5, 2023

                        A:  For a self-adhered option, we have the Liberty Product line (Base and Cap sheet) available through your local Home Depot.

                        by|May 5, 2023
                          caret
                          Q:Do you use heat to fuse the edges?
                          by|May 31, 2018
                          3 Answers
                          Answer This Question

                          A:  YES! And be sure to see a little "juice" or melted material, at the joints. If you haven't done this before, 2 things. First, you will need a torch to lay this down. A roofing supply will have one for sale. It puts out big flame which means you can burn things down! Second, if you still believe you want to do this on your own, take some plywood, install the base sheet and practice applying this roofing system. All joints should be 100% bonded and no scorched base sheet or plywood. Best to keep a live hose handy. Stay around the job for at least 1 hour and check for evidence of smoldering. Depending on what you're doing, most likely you are much better off al least getting the help of someone with experience. Good luck, you will need it!

                          by|Nov 2, 2020
                            2 found this answer helpful

                            A:  The Tri-Ply APP Smooth membrane is designed to be torched down to adhere the membrane and seams. Torch products perform very well, but care must be taken to ensure a safe, quality installation. Please give our technical team a call at 1-800-ROOF-411 and they will be able to go over the application and precautions with you.

                            by|Oct 11, 2019

                              A:  Yes, this is torch down.

                              by|Oct 11, 2019
                                1 found this answer helpful
                                caret
                                Q:can this be used as a waterproof membrane for below ground exterior foundation.
                                by|Feb 17, 2018
                                4 Answers
                                Answer This Question

                                A:  This is not designed for below ground applications.

                                by|Apr 3, 2021
                                  2 found this answer helpful

                                  A:  Sure can, use it where ever just remember if water can get under its a waste. as in if your heating it to something and not properly sealed off it will only come undone. and is not intended for but can be used for.

                                  by|Apr 3, 2021

                                    A:  Hello, Tri-Ply APP Smooth Modified Bitumen Membrane Rolled Roofing is not intended to be used as you've asked. Please call our product and technical team at 877-GAF-ROOF (877-423-7663), Option 5 to discuss acceptable uses for Tri-Ply APP Smooth Modified Bitumen Membrane Rolled Roofing.

                                    by|Apr 3, 2021
                                      2 found this answer helpful

                                      A:  They sell another material for that.

                                      by|Apr 3, 2021
                                        3 found this answer helpful
                                        caret
                                        Q:how thick it is
                                        by|Nov 6, 2017
                                        2 Answers
                                        Answer This Question

                                        A:  It's about an 1/8 of an inch. Don't forget that this is torched down.

                                        by|May 5, 2023

                                          A:  The thickness of the Tri-Ply APP Smooth is a 140mil (0.140"). Please contact us at 1-800-ROOF-411 (1-800-766-3411) to talk to our technical assistance team for any additional questions.

                                          by|May 5, 2023

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                                            Rolled Roofing Type

                                            Modified Bitumen Roofing

                                            Cap sheet

                                            Cap sheet

                                            Cap sheet

                                            Application Method

                                            Torch Down

                                            Peel & Stick

                                            Mop

                                            Peel & Stick

                                            Material Construction

                                            APP Modified Bitumen

                                            SBS Modified Bitumen

                                            SBS Modified Bitumen

                                            SBS Modified Bitumen

                                            Features

                                            Corrosion Resistant

                                            Waterproof

                                            Water Resistant

                                            Waterproof

                                            Product Width (in.)

                                            39.63 in

                                            39.38 in

                                            39.63 in

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