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KRASO Sealing Insert Type ED + DD + VD

ED + DD + VD
Core drilling
Media line ED/VD/DD

KRASO Sealing Insert Type ED + DD + VD

for installation of pipes, Torque Control Nut KRASO DKM, non-corrosive stainless steel V2A, single sealing, against pressing water up to 1 bar, 20 mm seal (KRASO Type ED, KRASO Type ED/T), double sealing, against pressing water up to 3 bar, 40 mm seal (KRASO Type DD, KRASO Typ DD/T), quadruple sealing, against pressing water up to 8 bar, 80 mm seal (KRASO Type VD) | DafStB waterproof concrete guideline: Stress class 1 + 2


Simply just better


+ For core drillings or casings

+ KRASO Sealing Insert quality: 5 mm thick clamping plates made of non-corrosive stainless steel V2A, a specially developed rubber mixture with even better sealing characteristics, welded-on studs instead of through bolts, more studs for an even pressure distribution

+ Torque Control Nut KRASO DKM: integrated torque limiter - no torque wrench required!

+ Tested gas-tight according to DIN EN 13611 (chapter 7.12) proven by the DVGW research centre at the Engler-Bunte-Institute (EBI) of the Institute for Technology in Karlsruhe

+ MPA-tested: protects reliably against pressurised water up to 8 bar!

+ Gas- and odour-tight – high-quality in terms of TA-Air!

+ Radon tightness IAF tested - meets the requirements for radon precautionary areas according to FHRK leaflet MB 101!

+ Certified with the quality seal of the FHRK e. V.

+ KRASO Sealing Insert Configurator – simple and fast: configure the matching sealing insert online or via our app!


Item

KRASO Type ED • KRASO Type DD • KRASO Type VD • KRASO Type ED - split - • KRASO Type DD - split -

Core drilling / casing in mm

80

100

125

150

200

250

300

350

400

500

(from - to)

(79 - 83)

(99 - 103)

(124 - 128)

(149 - 153)

(198 - 203)

(248 - 253)

(298 - 303)

(348 - 353)

(398 - 403)

(497 - 503)

Media line

(from - to)

25

32

63

75

110

160

200

200

273

400

(20 - 26)

(29 - 35)

(58 - 64)

(70 - 76)

(105 - 111)

(156 - 162)

(196 - 202)

(196 - 202)

(269 - 275)

(397 - 402)

32

43

75

80

114

170

210

210

280

429

(29 - 35)

(38 - 44)

(72 - 78)

(75 - 81)

(113 - 119)

(165 - 171)

(206 - 212)

(206 - 212)

(276 - 282)

(426 - 431)

43

50

80

90

125

180

219

219

315

450

(38 - 44)

(45 - 51)

(75 - 81)

(85 - 91)

(120 - 126)

(176 - 182)

(215 - 221)

(215 - 221)

(311 - 317)

(447 - 452)

63

110

135

200

225

225

326

(58 - 64)

(105 - 111)

(130 - 136)

(196 - 202)

(221 - 227)

(221 - 227)

(322 - 328)

140

210

250

250

(135 - 141)

(206 - 212)

(246 - 252)

(246 - 252)

160

273

(155 - 161)

(269 - 275)

280

(276 - 282)

KRASO Type ED

(20 mm)

51 €

56 €

69€

77 €

106 €

125 €

164 €

178 €

192 €

276 €

KRASO Type ED/T

(20 mm – split design for retrofit installation)

59 €

64 €

79€

89 €

122 €

144 €

189 €

205 €

221 €

317 €

KRASO Type DD

(40 mm)

61 €

70 €

86€

102 €

128 €

149 €

216 €

257 €

298 €

374 €

KRASO Type DD/T

(40 mm – split design for retrofit installation)

70 €

81 €

99€

117 €

147 €

171 €

248 €

296 €

343 €

430 €

KRASO Type VD

(80 mm)

76 €

88 €

108 €

128 €

160 €

186 €

270 €

321 €

373 €

468 €


KRASO Sealing Insert Universal DD
for installation of pipes or cables, double sealing against pressing water up to 3 bar. Can also be used as blind plug for feed-through of pipes or cables (except KRASO Universal 250 DD and Universal 250 DD/T) | DafStB waterproof concrete guideline: stress class 1 + 2Simple, tight, universal use + For core drillings or casings + Onion ring technology: universal use for various external diameters of media pipes or cables! + KRASO Sealing Insert quality: non-corrosive stainless steel V2A, high quality 40 mm rubber seal, welded-on studs instead of through bolts + Torque Control Nut KRASO DKM: integrated torque limiter - no torque wrench required! + MPA-tested: protects reliably against pressing water up to 3 bar! + Gas- and odour-tight – high-quality in terms of TA-Air! + Radon tightness IAF tested - meets the requirements for radon precautionary areas according to FHRK leaflet MB 101! + Certified with the quality seal of the FHRK e. V.  + DafStB waterproof concrete guideline: stress class 1 + 2

Häufig gestellte Fragen (FAQ)

The KRASO Sealing Insert Type ED + DD + VD is a high-quality sealing system designed to provide a watertight passage for pipes through concrete structures such as walls or floor plates. It is used in core drill holes or casing pipes.

The types differ in terms of seal width and the permissible water pressure:


• Type ED: single sealing, 20 mm seal, up to 1 bar
• Type DD: double sealing, 40 mm seal, up to 3 bar
• Type VD: quadruple sealing, 80 mm seal, up to 8 bar

The sealing insert is suitable for all types of pipe penetrations, e.g. for water, waste water, cable or media pipes in waterproof concrete structures in accordance with the waterproofing guideline, stress classes 1 and 2.

Yes. Depending on the version, the KRASO Sealing Insert Type ED + DD + VD provides reliable protection against water pressure of up to 8 bar and is MPA-certified.

The KRASO DKM is a Torque Control Nut and automatically ensures that the correct tightening torque is reached – a torque wrench is not required. This ensures a secure and consistent sealing.

The sealing insert is made of V2A stainless steel with 5 mm-thick clamping plates and a specially developed rubber compound. A V4A version is available as an option for an additional charge.

Yes, the sealing insert is gas- and odour-tight and it meets the requirements of TA-Air, making it suitable for sensitive areas as well.

Yes. The radon barrier has been tested by the IAF. The sealing insert meets the requirements for radon-prone areas as specified in FHRK leaflet MB 101.

Yes. The ED/T and DD/T Types are available in a split design and are ideal for retrofit installation with existing lines.

Yes. Non-standard diameters can be manufactured as custom sealing inserts. In addition, the KRASO Sealing Insert Configurator - available online or via the app - helps you select the right model.