Pipe Penetrations

KRASO Floor Penetration Type BDF

in accordance with DIN EN 1401, for installation in waterproof base plates for connection to KG/ HT pipes, with water pressure tight surrounding KRASO 4 Seal, formed plug-in sleeve on one side and KRASO Cover as installation aid, also available with KRASO Foil Flange, oil- and bitumen resistant, surrounding approx. 15 cm. For the integration of the foil flange we recommend our adhesive and sealant KRASO PU 50 | DafStB waterproof concrete guidline: Stress class 1 + 2, with foil flange DIN 18533 W1-ESimple, tight and approved + The proven floor penetration with KRASO 4 Seal - MPA-tested up to 10 bar! + Radon-tight: prevents from a harmful to health concentration of the radioactive noble gas.+ Made of pressure- and dimensionally stable solid wall material with low abrasion! Easy installation at low temperatures. + Pipes and pipe material in accordance with terms of DIN EN 1401 (KG) or DIN EN 14758 (KG 2000). + Also available as KG 2000: made of polypropylene (PP), mineral- filled, smooth walls, long-lasting. + Also available with oil- and bitumen resistant KRASO Foil Flange.+ Formed plug-in sleeve on one side, for connection to KG/ HT pipes. + Including KRASO Cover as an installation aid. + KRASO Product Innovation: Type BDF as thermally insulated floor penetration! + DafStB waterproof concrete guidline: Stress class 1 + 2, with foil flange DIN 18533 W1-E

KRASO Floor Penetration Type BDF - KG 2000

in accordance with DIN EN 14758, for the installation in waterproof base plates for connection to system KG 2000 lines, with water pressure tight surrounding, thermally welded KRASO 4 Seal, formed plug-in sleeve on one side and KRASO Cover as installation aid, also available with KRASO Foil Flange, oil- and bitumen resistant, surrounding approx. 15 cm. For the integration of the foil flange we recommend our adhesive and sealant KRASO PU 50 | DafStB waterproof concrete guidline: Stress class 1 + 2, with foil flange DIN 18533 W1-E Simple, tight and approved + The proven floor penetration with KRASO 4 Seal - MPA-tested up to 10 bar! + Radon-tight: prevents from a harmful to health concentration of the radioactive noble gas.+ Made of pressure- and dimensionally stable solid wall material with low abrasion! Easy installation at low temperatures. + Pipes and pipe material in accordance with terms of DIN EN 1401 (KG) or DIN EN 14758 (KG 2000). + Also available as KG 2000: made of polypropylene (PP), mineral- filled, smooth walls, long-lasting. + Also available with oil- and bitumen resistant KRASO Foil Flange.+ Formed plug-in sleeve on one side, for connection to KG/ HT pipes. + Including KRASO Cover as an installation aid. + KRASO Product Innovation: Type BDF as thermally insulated floor penetration! + DafStB waterproof concrete guidline: Stress class 1 + 2, with foil flange DIN 18533 W1-E

KRASO Floor Penetration Type BDF - thermally insulated -

in accordance with DIN EN 14758, for installation in waterproof base plates for connection to KG/HT pipes or KG 2000 lines, with water pressure tight surrounding, thermally welded KRASO 4 Seal, formed plug-in sleeve on one side and thermally insulated body surrounding approx. 5 cm, KRASO Cover as installation aid | DafStB waterproof concrete guidline: Stress class 1 + 2Simple, tight and approved + The proven floor penetration with KRASO 4 Seal - MPA-tested up to 10 bar! + Radon-tight: prevents from a harmful to health concentration of the radioactive noble gas.+ Made of pressure- and dimensionally stable solid wall material with low abrasion! Easy installation at low temperatures. + Pipes and pipe material in accordance with terms of DIN EN 1401 (KG) or DIN EN 14758 (KG 2000). + Also available as KG 2000: made of polypropylene (PP), mineral- filled, smooth walls, long-lasting. + Also available with oil- and bitumen resistant KRASO Foil Flange.+ Formed plug-in sleeve on one side, for connection to KG/ HT pipes. + Including KRASO Cover as an installation aid. + KRASO Product Innovation: Type BDF as thermally insulated floor penetration! + DafStB waterproof concrete guidline: Stress class 1 + 2

Rodding eye for KRASO Type BDF

15 x 15 cm - screwable -Simple, tight and approved - KRASO Floor Penetration Type BDF+ The proven floor penetration with KRASO 4 Seal - MPA-tested up to 10 bar! + Radon-tight: prevents from a harmful to health concentration of the radioactive noble gas.+ Made of pressure- and dimensionally stable solid wall material with low abrasion! Easy installation at low temperatures. + Pipes and pipe material in accordance with terms of DIN EN 1401 (KG) or DIN EN 14758 (KG 2000). + Also available as KG 2000: made of polypropylene (PP), mineral- filled, smooth walls, long-lasting. + Also available with oil- and bitumen resistant KRASO Foil Flange.+ Formed plug-in sleeve on one side, for connection to KG/ HT pipes. + Including KRASO Cover as an installation aid. + KRASO Product Innovation: Type BDF as thermally insulated floor penetration! + DafStB waterproof concrete guidline: Stress class 1 + 2, with foil flange DIN 18533 W1-E

KRASO Universal Funnel

for installation in waterproof concrete base plates for the connection of displaced KG/HT pipes and for connection to KG/KG 2000 lines, with water pressure tight surrounding, thermally welded KRASO 4 Seal, one-sided spigot, walkable building period protective cover and additional protective cover. Optional available: screwable KRASO Stainless Steel Clamping Flange for the connection to non-adhesive foils | DafStB waterproof concrete guidline: Stress class 1 + 2The floor penetration for more flexibility + Gas- and water pressure tight! With its surrounding, MPA-tested, thermally welded KRASO 4 Seal the KRASO Universal Funnel protects against pressing water up to 10 bar and is furthermore gas-tight - also tight against radioactive radon. + KG 2000 compatible: for the connection to KG lines and KG 2000 lines! + More flexibility! Displaced fall pipes can be corrected easily with the help of funnel and bends up to 45 degrees. Including spigot diameter DN 110 and threefold reinforced lipped ring for a secure and tight KG connection. + Manifold connections! The surrounding, textured connection-/ trowel flange with a diameter of 330 mm is suitable for the integration of adhesive foils and bitumen welded sheets. For non-adhesive foils a screwable stainless steel flange as fixed-loose flange construction is optional available.+ Simple installation! The KRASO Universal Funnel comes ready-to-use and does not have to be assembled on site. Four lugs secure an accurate and easy positioning in the base plate. The unbreakable solid wall material as well as the included walkable building period cover protect against damages during the building period. + DafStB waterproof concrete guidline: Stress class 1 + 2

KRASO Wall Collar

for pressure-tight integration of pipelines with smooth surface (KG, KG 2000, HT) in waterproof concrete structures: Base plate and wall, MPA-tested up to 5 bar| DafStB waterproof concrete guideline: Stress class 1 + 2 + fast, simple and tight solution for sealing pipes in waterproof concrete constructions - base plate and wall + water-tight integration of pipelines: MPA-tested up to 5 bar! + Methane gas resistant! + for almost all smooth pipes in DN 110, DN 125 and DN 160: KG, KG 2000 and HT pipes + tool-free assembly - simple and fast: the KRASO Wall Collar only has to be pulled over the pipe! The KRASO Wall Collar comes with a cover can be used during the construction period! + DafStB waterproof concrete guideline: Stress class 1 + 2

KRASO Wall Collar

for pressure-tight integration of pipelines with smooth surface (KG, KG 2000, HT) in waterproof concrete structures: Base plate and wall, MPA-tested up to 5 bar| DafStB waterproof concrete guideline: Stress class 1 + 2 + fast, simple and tight solution for sealing pipes in waterproof concrete constructions - base plate and wall + water-tight integration of pipelines: MPA-tested up to 5 bar!+ IAF-tested: radon tight!+ Methane gas resistant! + for almost all smooth pipes in DN 110, DN 125 and DN 160: KG, KG 2000 and HT pipes + tool-free assembly - simple and fast: the KRASO Wall Collar only has to be pulled over the pipe! The KRASO Wall Collar comes with a cover can be used during the construction period! + DafStB waterproof concrete guideline: Stress class 1 + 2

KRASO Wall Collar Lightning Protection Duo

for the waterproof integration of earthings with factory-closed openings| DafStB waterproof concrete guideline: Stress class 1 + 2+ for the waterproof integration of earthings with factory-closed openings: rectangular earthing tape (30 x 3,5 mm) and round earthing wire (ø 8 - 10 mm) + with Torque Control Wrench KRASO DKS: for safe and easy tightening of tension straps + MPA-tested up to 5 bar! + Methane gas resistant! + Radon tight – according to FHRK leaflet MB 101. + DafStB waterproof concrete guideline: Stress class 1 + 2

KRASO Wall Penetration Type B

in accordance with DIN EN 1401, for installation in waterproof concrete walls for connection to KG/HT pipes on both sides, with water pressure tight surrounding KRASO 4 Seal, formed plug-in sleeves on both sides and 2 KRASO Covers as installation aid | DafStB waterproof concrete guidline: Stress class 1 + 2 The proven wall penetration made of solid wall material + With water pressure tight surrounding KRASO 4 Seal - MPA-tested up to 10 bar!+ Radon tight: prevents from a harmful to health concentration of the radioactive noble gas! + Made of dimensionally and pressure stable solid wall material with low abrasion! Easy installation at low temperatures. + Pipe and pipe material in accordance with DIN EN 1401 (KG) or DIN EN 14758 (KG 2000).+ Also available as KG 2000: made of polypropylene (PP), mineral-filled, smooth walls, long-lasting.+ Formed plug-in sleeve on both sides for connection to KG/HT pipes.+ Including two KRASO Covers as installation aid.+ KRASO Product Innovation: Type B as thermally insulated wall penetration! + DafStB waterproof concrete guidline: Stress class 1 + 2

KRASO Wall Penetration Type B - KG 2000

in accordance with DIN EN 14758, for installation in waterproof concrete walls for connection to KG 2000 pipes on both sides, with water pressure tight surrounding, thermally welded KRASO 4 Seal, formed plug-in sleeves on both sides and 2 KRASO Covers as installation aid | DafStB waterproof concrete guidline: Stress class 1 + 2 The proven wall penetration made of solid wall material + With water pressure tight surrounding KRASO 4 Seal - MPA-tested up to 10 bar!+ Radon tight: prevents from a harmful to health concentration of the radioactive noble gas! + Made of dimensionally and pressure stable solid wall material with low abrasion! Easy installation at low temperatures. + Pipe and pipe material in accordance with DIN EN 1401 (KG) or DIN EN 14758 (KG 2000).+ KG 2000: made of polypropylene (PP), mineral-filled, smooth walls, long-lasting.+ Formed plug-in sleeve on both sides for connection to KG/HT pipes.+ Including two KRASO Covers as installation aid.+ KRASO Product Innovation: Type B as thermally insulated wall penetration! + DafStB waterproof concrete guidline: Stress class 1 + 2

KRASO Wall Penetration Type B - thermally insulated -

in accordance with DIN EN 14758, for installation in waterproof concrete walls for connection to KG, HT or KG 2000 lines on both sides, with water pressure tight surrounding, thermally welded KRASO 4 Seal, formed plug-in sleeve on both sides, 2 KRASO Covers as an installation aid and thermally insulated body surrounding approx. 5 cm | DafStB waterproof concrete guidline: Stress class 1 + 2 The proven wall penetration made of solid wall material + With water pressure tight surrounding KRASO 4 Seal - MPA-tested up to 10 bar!+ Radon tight: prevents from a harmful to health concentration of the radioactive noble gas! + Made of dimensionally and pressure stable solid wall material with low abrasion! Easy installation at low temperatures. + Pipe and pipe material in accordance with DIN EN 1401 (KG) or DIN EN 14758 (KG 2000).+ KG 2000: made of polypropylene (PP), mineral-filled, smooth walls, long-lasting.+ Formed plug-in sleeve on both sides for connection to KG/HT pipes.+ Including two KRASO Covers as installation aid.+ KRASO Product Innovation: Type B as thermally insulated wall penetration! + DafStB waterproof concrete guidline: Stress class 1 + 2

KRASO Wall Penetration Type SML

grey iron waste water pipe according DIN EN 877 for installation in waterproof concrete walls for connection to SML pipes on both sides, with water pressure tight surrounding KRASO 4 Seal, styrofoam recess core on both sides | DafStB waterproof concrete guidline: Stress class 1 + 2

KRASO Wall Penetration Type FR

in accordance with DIN EN 1401, for installation in waterproof concrete walls, for connection to KG/HT pipes on both sides, with water pressure tight surrounding KRASO 4 Seal, formed plug-in sleeve on one side, one-sided spigot and 2 KRASO Covers as an installation aid | DafStB waterproof concrete guidline: Stress class 1 + 2 Always the right direction of flow + Thanks to the KRASO Wall Penetration Type FR waste water always maintains the correct direction of flow! Unnecessary edges are prevented. Blocked pipes: impossible! + The flexible and yet watertight connection to the pipe system means that stresses due to settling of the KG lines are prevented! + Basements and cellars remain dry thanks to the up to 10 bar water pressure tight surrounding KRASO 4 Seal and are protected from radon. + Radon-tight: prevents from a harmful to health concentration of the radioactive noble gas! + Made of solid wall material! Also available as KG 2000 made of polypropylene (PP), mineral-filled, smooth walls, long-lasting. + Pipe and pipe material in accordance with DIN EN 1401 (KG) or DIN EN 14758 (KG 2000).+ DafStB waterproof concrete guidline: Stress class 1 + 2

KRASO Wall Penetration Type FR - KG 2000

in accordance with DIN EN 14758, for installation in waterproof concrete walls for the connection to KG 2000 pipes on both sides, with water pressure tight surrounding, thermally welded KRASO 4 Seal, formed plug-in sleeve on one side, one-sided spigot and 2 KRASO Covers as an installation aid | DafStB waterproof concrete guidline: Stress class 1 + 2 Always the right direction of flow + Thanks to the KRASO Wall Penetration Type FR waste water always maintains the correct direction of flow! Unnecessary edges are prevented. Blocked pipes: impossible! + The flexible and yet watertight connection to the pipe system means that stresses due to settling of the KG lines are prevented! + Basements and cellars remain dry thanks to the up to 10 bar water pressure tight surrounding KRASO 4 Seal and are protected from radon. + Radon-tight: prevents from a harmful to health concentration of the radioactive noble gas! + Made of solid wall material! Also available as KG 2000 made of polypropylene (PP), mineral-filled, smooth walls, long-lasting. + Pipe and pipe material in accordance with DIN EN 1401 (KG) or DIN EN 14758 (KG 2000). + DafStB waterproof concrete guidline: Stress class 1 + 2

KRASO Wall Penetration Type Universal

in accordance with DIN EN 1401, for installation in waterproof concrete walls, for connection to KG/HT pipes on both sides (Uni B) or for pipes to be pushed through (Uni D), with water pressure tight surrounding KRASO 4 Seal. The markings are for a simple shortening on site to standard wall thicknesses | DafStB waterproof concrete guidline: Stress class 1 + 2The proven wall penetration made of solid wall material + With water pressure tight surrounding KRASO 4 Seal - MPA-tested up to 10 bar!+ Radon tight: prevents from a harmful to health concentration of the radioactive noble gas! + Made of dimensionally and pressure stable solid wall material with low abrasion! Easy installation at low temperatures. + Pipe and pipe material in accordance with DIN EN 1401 (KG) or DIN EN 14758 (KG 2000).+ Also available as KG 2000: made of polypropylene (PP), mineral-filled, smooth walls, long-lasting.+ Formed plug-in sleeve on both sides for connection to KG/HT pipes.+ Including two KRASO Covers as installation aid.+ KRASO Product Innovation: Type B as thermally insulated wall penetration! + DafStB waterproof concrete guidline: Stress class 1 + 2

KRASO Wall Penetration Type Universal - KG 2000

in accordance with DIN EN 14758, for installation in waterproof concrete walls, for connection to KG 2000 lines on both sides (Uni B - KG 2000) or for pipes to be pushed through (Uni D - KG 2000), with water pressure tight surrounding, thermally welded KRASO 4 Seal. The markings are for a simple shortening on site to standard wall thicknesses | DafStB waterproof concrete guidline: Stress class 1 + 2 The proven wall penetration made of solid wall material + With water pressure tight surrounding KRASO 4 Seal - MPA-tested up to 10 bar!+ Radon tight: prevents from a harmful to health concentration of the radioactive noble gas! + Made of dimensionally and pressure stable solid wall material with low abrasion! Easy installation at low temperatures. + Pipe and pipe material in accordance with DIN EN 1401 (KG) or DIN EN 14758 (KG 2000).+ KG 2000: made of polypropylene (PP), mineral-filled, smooth walls, long-lasting.+ Formed plug-in sleeve on both sides for connection to KG/HT pipes.+ Including two KRASO Covers as installation aid.+ KRASO Product Innovation: Type B as thermally insulated wall penetration! + DafStB waterproof concrete guidline: Stress class 1 + 2

NBR Seal

Oil resistant lip seal for system KG 2000netration!

KRASO Wall Penetration Type B/SF 5

in accordance with DIN EN 1401, for installation in waterproof concrete walls for connection to KG/ HT pipes on both sides, with trowel flange on one side, roughened (KRASO Type B/SF 5 - R) or tissue coated (KRASO Type B/SF 5 - G) for the secure connection of bitumen thick coating (e.g. KMB), surrounding approx. 5 cm, with water pressure tight surrounding KRASO 4 Seal, formed plug-in sleeve on both sides and 2 KRASO Covers as an installation aid | DafStB waterproof concrete guidline: Stress class 1 + 2, DIN 18533 W1 -E and W2.1 -E For the secure connection of bitumen thick coating+ Wall penetration made of solid wall material, for installation in concrete walls. + Pipe and pipe material in accordance with DIN EN 1401 (KG) or DIN EN 14758 (KG 2000). + Surrounding approx. 5 cm trowel flange on one side for a secure connection of bitumen thick coating as e.g. KMB: roughened or tissue coated. + With water pressure tight surrounding KRASO 4 Seal: water pressure tight up to 10 bar! + Radon-tight: prevents from a harmful to health concentration of the radioactive noble gas! + Also available: trowel flange made of PP with dovetail groove as KRASO Type B/SF 5 - KG 2000 for the secure gripping of bitumen thick coating (e.g. KMB). + DafStB waterproof concrete guidline: Stress class 1 + 2, DIN 18533 W1 -E and W2.1 -E

KRASO Wall Penetration Type B/SF 5 - KG 2000

in accordance with DIN EN 14758, for installation in waterproof concrete walls for connection to KG 2000 - pipes, with trowel flange on one side with dovetail groove for the secure connection of bitumen thick coating (e.g. KMB), with water pressure tight surrounding, thermally welded KRASO 4 Seal, formed plug-in sleeves on both sides and 2 KRASO Covers as an installation aid | DafStB waterproof concrete guidline: Stress class 1 + 2, DIN 18533 W1 -E and W2.1 -E For the secure connection of bitumen thick coating+ Pipe and pipe material in accordance with DIN EN 1401 (KG) or DIN EN 14758 (KG 2000).+ With water pressure tight surrounding KRASO 4 Seal: water pressure tight up to 10 bar! + Radon-tight: prevents from a harmful to health concentration of the radioactive noble gas! + Trowel flange made of PP with dovetail groove as KRASO Type B/SF 5 - KG 2000 for the secure gripping of bitumen thick coating (e.g. KMB). + DafStB waterproof concrete guidline: Stress class 1 + 2, DIN 18533 W1 -E and W2.1 -E

KRASO Wall Penetration Type DFW

triple wall - specially made for precast factories -in accordance with DIN EN 1401, for installation into triple walls, for connection to KG/HT pipes on both sides, with formed plug-in sleeve on both sides and water pressure tight surrounding KRASO 2 Seal on both sides (KRASO Type DFW 4), KRASO 2 Seal on one side and central water pressure tight surrounding KRASO 4 Seal (KRASO Type DFW 6), KRASO 2 Seal on both sides and central water pressure tight surrounding KRASO 4 Seal (KRASO Type DFW 8), 2 KRASO Covers as an installation aid | DafStB waterproof concrete guidline: Stress class 1 + 2A simple and secure sealing of precast factories + Triple wall elements are standard today from a technical point of view and have many advantages that cannot be overlooked on the construction site. + Since two construction joints are produced transversely from the inner and outer shells and a core that has been cast in situ when making the wall, any water that occurs should be stopped at the outer shell. This prevents any slip or creepage of the pipe penetration.+ Depending on the requirements and the loads involved in that particular case, we can offer in the form of our KRASO DFW Wall Penetrations a simple and tight solution to meet this challenge! + Pipe and pipe material in accordance with DIN EN 1401 (KG) or DIN EN 14758 (KG 2000). + DafStB waterproof concrete guidline: Stress class 1 + 2

KRASO Wall Penetration Type DFW - KG 2000

triple wall - specially made for precast factories -in accordance with DIN EN 14758, for installation into triple walls, for the connection to KG 2000 lines on both sides, with formed plug-in sleeves on both sides and water pressure tight surrounding, thermally welded KRASO 2 Seal on both sides (KRASO Type DFW 4 - KG 2000), KRASO 2 Seal on one side and central water pressure tight surrounding, thermally welded KRASO 4 Seal (KRASO Type DFW 6 - KG 2000), KRASO 2 Seal on both sides and central water pressure tight surrounding, thermally welded KRASO 4 Seal (KRASO Type DFW 8 - KG 2000), 2 KRASO Covers as an installation aid | DafStB waterproof concrete guidline: Stress class 1 + 2 A simple and secure sealing of precast factories + Triple wall elements are standard today from a technical point of view and have many advantages that cannot be overlooked on the construction site. + Since two construction joints are produced transversely from the inner and outer shells and a core that has been cast in situ when making the wall, any water that occurs should be stopped at the outer shell. This prevents any slip or creepage of the pipe penetration.+ Depending on the requirements and the loads involved in that particular case, we can offer in the form of our KRASO DFW Wall Penetrations a simple and tight solution to meet this challenge! + Pipe and pipe material in accordance with DIN EN 1401 (KG) or DIN EN 14758 (KG 2000).+ DafStB waterproof concrete guidline: Stress class 1 + 2

KRASO Casing Type DFW/FE - triple wall

- triple wall - specially made for precast factories -for installation into triple walls, thick-walled plastic - casing true diameter for concreting, as a recess for later installation of pipes or cables using KRASO Sealing Insert (not included in the delivery), water pressure tight surrounding KRASO 2 Seal on both sides (KRASO Type DFW/FE 4), KRASO 2 Seal on one side and central water pressure tight surrounding KRASO 4 Seal (KRASO Type DFW/FE 6), KRASO 2 Seal on both sides and central water pressure tight surrounding KRASO 4 Seal (KRASO Type DFW/FE 8), 2 KRASO Covers as an installation aid ID = InternalDiameter of true diameter casing | DafStB waterproof concrete guidline: Stress class 1 + 2 A simple and secure sealing of precast factories + Triple wall elements are standard today from a technical point of view and have many advantages that cannot be overlooked on the construction site. + Since two construction joints are produced transversely from the inner and outer shells and a core that has been cast in situ when making the wall, any water that occurs should be stopped at the outer shell. This prevents any slip or creepage of the pipe penetration. + Depending on the requirements and the loads involved in that particular case, we can offer in the form of our KRASO DFW Wall Penetrations a simple and tight solution to meet this challenge!+ DafStB waterproof concrete guidline: Stress class 1 + 2

KRASO Casing Type FE/SF 5

thick-walled plastic casing - true diameter for concreting, with trowel flange on one side, roughened (KRASO Type FE/SF 5 - R) or tissue coated (KRASO Type FE/SF 5 - G) for the secure connection of bitumen thick coating (e.g. KMB), surrounding approx. 5 cm, with water pressure-, gas- and odour-tight surrounding KRASO 4 Seal and 2 KRASO Covers as an installation aidID = InternalDiameter true diameter casing| DafStB waterproof concrete guidline: Stress class 1 + 2 Thick-walled plastic casing - true diameter for the secure connection of bitumen thick coating+ Thick-walled true diameter plastic casing for concreting. + As a recess for later installation of pipes or cables using KRASO Sealing Insert.+ Approx. 5 cm surrounding trowel flange on one side, for a secure connection of bitumen thick coating as e.g. KMB: roughened or tissue coated.+ With water pressure tight as well as gas- and odour-tight, surrounding KRASO 4 Seal! MPA-tested: water pressure tight up to 10 bar!+ IAF tested: Radon-tight! prevents from a harmful to health concentration of the radioactive noble gas!+ Tested according to FHRK test specification GE 102!+ Also available: trowel flange made of PP with dovetail groove as KRASO Type FE/SF 5 - KG 2000 for the secure gripping of bitumen thick coating (e.g. KMB).+ DafStB waterproof concrete guidline: Stress class 1 + 2, DIN 18533 W1-E and W2.1-E