PREPRUFE® Installation Videos

How to install PREPRUFE® across a number of applications

Our PREPRUFE® portfolio of products offer unparalleled waterproofing that will keep your projects safe and secure for decades to come. Proper installation is key to performance and GCP has produced a number of easy to follow, informative videos that show how to install PREPRUFE® across a number of applications. After watching the videos, if you have any questions regarding installation, please contact us.

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ContinuityStraight Edge | Pipes | Inside Corner | Outside Corner | Elevated Slab | Rebar 3A | Rebar 3B | Tie-in | Side & End Laps

 

PREPRUFE® Plus — Continuity of Waterproofing

Water under pressure can be a powerful force, and the smallest gap can be catastrophic. PREPRUFE® Plus creates a continuous waterproofing barrier, with patented systems and easy installation  focusing on basement waterproofing for horizontal and blindside vertical surfaces.

How to install PREPRUFE® Plus waterproofing on straight edge penetrations

PREPRUFE® Plus detailing of straight edge penetrations, used for columns, h-piles, breakers and any penetration with straight smooth sides. This video shows:

  • Preparing substrate of compacted earth, stone, or a mud slab
  • Unrolling Preprufe, cutting and using PREPRUFE® tape where needed
  • Sealing with  BITUTHENE® Liquid Membrane and re-inforcing with PREPRUFE® CJ tape and adding waterstops.

How to install PREPRUFE® Plus waterproofing around pipe penetrations

PREPRUFE® Plus detailing around pipe penetrations. Pipe penetrations include anything round and smooth, coming from vertical or horizontal surfaces, typically plumbing and electrical penetrations, or round concrete piles. This video shows:

  • Preparing and cutting PREPRUFE® Membrane
  • Using PREPRUFE® Tape around those penetrations
  • Applying BITUTHENE® Liquid Membrane
  • Installing Target patch. Sealing with PREPRUFE® Tape and adding waterstops.

How to install PREPRUFE® Plus waterproofing on an inside corner

PREPRUFE® Plus details for inside corners including preparing PREPRUFE® membrane, folding and creasing. Positioning the membrane around corner, taping and sealing, reinforcement strips and PREPRUFE® Tape sealing.

How to install PREPRUFE® Plus waterproofing on an outside corner

PREPRUFE® Plus details for outside corners. Positioning the PREPRUFE® membrane around corners, relief cut and wrapping. Positioning second membrane sheet and relief cut and wrap, PREPRUFE® Tape for sealing and reinforcement.

How to install PREPRUFE® Plus waterproofing on an elevated slab

Using BITUTHENE® tie-in for elevated slabs, this detail is to transition from BITUTHENE® membrane applied to a foundation wall, like an elevator pit wall or ejector pit, to under slab PREPRUFE® membrane. This video also shows:

  • Applying BITUTHENE® Liquid membrane
  • Installing PREPRUFE® sheet membrane and termination bar
  • Second installation of BITUTHENE® Liquid membrane 
  • Installation of BITUTHENE® membrane with termination.

Install PREPRUFE® Plus waterproofing Rebar & All-Threaded Penetrations (A: with BITUTHENE® Membrane)

PREPRUFE® Plus detailing of rebar in all-thread penetrations. This video covers any penetrations less than 1 inch in diameter or with an irregular surface. The installation of option A assumes BITUTHENE® membrane is available, if it is not, refer to option B video. This detail can be performed on horizontal surfaces with penetrations which include rebar, dowell and all-thread, and it can be performed on vertical surfaces. In this video, we show cutting of PREPRUFE® membrane, target patches, taping and installing waterstops.

Install PREPRUFE® Plus waterproofing Rebar & All-Threaded Penetrations (B: Without BITUTHENE®)

PREPRUFE® Plus detailing of wall penetrations in all-thread penetrations which may include any penetrations less than 1 inch in diameter or with an irregular surface. The installation of option B assumes no BITUTHENE® membrane is available, if it is on hand, refer to option A video. This detail can be performed on horizontal surfaces with penetrations which include rebar, dowell and all-thread, and it can be performed on vertical surfaces. In this video, we show cutting of PREPRUFE® membrane, target patches, sealing, securing and taping and installing waterstops.

How to install PREPRUFE® Plus waterproofing Tie-In to Wall

PREPRUFE® Plus tie-in to wall. This detail is used to transition from underslab PREPRUFE to a vertical surface. The video includes preparing the substrate, positioning the membrane, reinforcing slab joint, protecting from over-splash and installing waterstop.

How to install PREPRUFE® Plus waterproofing Side Laps & End Laps

PREPRUFE® Plus installation of side-laps and end-laps. This video will cover, formation of side-laps, rolling and cutting, applying second sheets and for end-lap details, measuring and cutting.