Roof Top Pipe Support that's engineered to be 10 Times Better... Roof Top Blox!


Our revolutionary roof top support block system works with height extension rods, pipe support brackets, pipe roller brackets, strut support brackets, and more. Versatile enough for every roof plumbing support, roof piping support, and roof platform support need, even our packaging makes transporting roof support blocks to the job — and roof top — a faster and more efficient process. Easier installation and lasting dependability make Roof Top Blox the best roof block choice to specify or install for supporting pipes and mechanical equipment on flat commercial roofs.
  • Faster and easier to install, expand and adjust from the top side of the roof block
  • No roof penetration. Features a protective, padded base
  • Black UV stabilized/resistant
  • Support for gas, condensate or refrigeration lines, electrical conduits, ductwork, roof top walkways
  • Rated for temperatures up to 200°F (93°C)
  • Great packaging for transport

  • Products 1-7 of 7
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    ChemLink, #F1209 M-1 Structural Adhesive Sealant, 10.1 oz....
    M-1, a strong, green adhesive sealant, bonds aggressively to EPDM, PVC, BUR and more!
    Price: $10.25
    review-star review-star review-star review-star review-star
    (1)
    Availability: In Stock
    ChemLink Item #: CHE-F1209 -

      M-1 is a moisture curing, polyether adhesive/sealant designed for application in damp, dry, or cold climates. M-1 is solvent free and contains no isocyanates. M-1 will not shrink upon curing, will not discolor when exposed to UV light, and can not "out-gas", or bubble, on damp surfaces as urethane sealants often do. M-1 has resilient "elastomeric" properties and excellent adhesion to most construction materials. M-1 is capable of joint movement in excess of 25% in both compression and...

      Roof Top Blox RTB-01
      Install From The Top Engineering
      Price: $16.05
      Availability: In Stock
      Roof Top Blox Item #: RTB-RTB-01 -

        Roof Top Blox are the perfect solution for supporting piping and equipment on flat commercial roofs. The Roof Top Blox system is designed to be quickly installed, expanded, and adjusted from just the top side Features: Reinforced Screw Starter Guides: For easier, stronger bracket attachment Unique Pipe Saddle Design: Neatly holds and aligns piping Steel Strut Alignment Trough: Locates and aligns strut Installs From The Top Engineering: Installs and adjust for the top side Stable Design: Wide...

        Roof Top Blox SCB-07 Securing Brackets (Pair)
        Use for Wind, Water and Snow Load Conditions
        Price: $18.95
        Availability: In Stock
        Roof Top Blox Item #: RTB-SCB-07 -

          Use for wind, water and snow load conditions (2) brackets secure Blox directly to roof with M-1 adhesive

          Roof Top Blox XTB-02 1.5 in. Blox Height Extension
          Fastens Directly on Top of Blox
          Price: $9.45
          Availability: In Stock
          Roof Top Blox Item #: RTB-XTB-02 -

            Fastens directly on top of Blox w/#10 screws (included) Also elevates with extension rods Capacity: 250 lbs mounted on Blox, 100 lbs. elevated with Rods

            Roof Top Blox ROD-03 12 in. Extension Rods
            Bagged Kit (Rods, Nuts, Washers)
            Price: $17.05
            Availability: In Stock
            Roof Top Blox Item #: RTB-ROD-03 -

              (2) 12" long 1/2" threaded rods (8) nuts, (4) washers

              Roof Top Blox ROL-05 1 in. - 3 in. Pipe Roller
              Price: $22.75
              Availability: In Stock
              Roof Top Blox Item #: RTB-ROL-05 -

                Small aluminum roller supports 1" to 3" diameter pipe and can be mounted centrally or side by side. Supports 1" to 3" pipe Can be mounted centrally or side by side on RTB01 and XTB01 For elevated installation use ROD03 Extension rods Use on long pipe runs to allow for expansion and contraction

                Roof Top Blox ROL-06 4 in. - 6 in. Pipe Roller
                Price: $48.25
                Availability: In Stock
                Roof Top Blox Item #: RTB-ROL-06 -

                  Supports 4" to 6" pipeIncludes struts and mounting screwsAluminum

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                  ChemLink, #F1209 M-1 Structural Adhesive Sealant, 10.1 oz....
                  M-1, a strong, green adhesive sealant, bonds aggressively to EPDM, PVC, BUR and more!
                  Price: $10.25
                  review-star review-star review-star review-star review-star
                  (1)

                  M-1 is a moisture curing, polyether adhesive/sealant designed for application in damp, dry, or cold climates. M-1 is solvent free and contains no isocyanates. M-1 will not shrink upon curing, will not discolor when exposed to UV light, and can not "out-gas", or bubble, on damp surfaces as urethane sealants often do. M-1 has resilient "elastomeric" properties and excellent adhesion to most construction materials. M-1 is capable of joint movement in excess of 25% in both compression and...

                  Roof Top Blox RTB-01
                  Install From The Top Engineering
                  Price: $16.05

                  Roof Top Blox are the perfect solution for supporting piping and equipment on flat commercial roofs. The Roof Top Blox system is designed to be quickly installed, expanded, and adjusted from just the top side Features: Reinforced Screw Starter Guides: For easier, stronger bracket attachment Unique Pipe Saddle Design: Neatly holds and aligns piping Steel Strut Alignment Trough: Locates and aligns strut Installs From The Top Engineering: Installs and adjust for the top side Stable Design: Wide...

                  Roof Top Blox SCB-07 Securing Brackets (Pair)
                  Use for Wind, Water and Snow Load Conditions
                  Price: $18.95

                  Use for wind, water and snow load conditions (2) brackets secure Blox directly to roof with M-1 adhesive

                  Roof Top Blox XTB-02 1.5 in. Blox Height Extension
                  Fastens Directly on Top of Blox
                  Price: $9.45

                  Fastens directly on top of Blox w/#10 screws (included) Also elevates with extension rods Capacity: 250 lbs mounted on Blox, 100 lbs. elevated with Rods

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