SLFO/Ext sleeve kit representative product image
Representative product image. Size or configuration can vary.

Roxtec

SLFO/Ext sleeve kit

Roxtec round frames/seals · Product details and source-listed options

The Roxtec SLFO/Ext is an openable sleeve with a wide flange to comply with minimum edge distance between bolt and opening. The SLFO/Ext sleeve kit includes sealing strip and washers, acting as compression stops, for a tight fit when bolted to uneven structures such as concrete.

  • Attachment by bolting, Ideal for bolting to concrete structures

Article numbers and specifications

Select the closest article number, then include the opening, cable or pipe sizes, quantity, and required date in the request.

Show all 48 article options

SLFO 25 EXT GALV KIT

Art. No. 235467

Aperture dimension Ø (mm)
35 - 45
External dimensions ØxZ (mm)
154 x 90
Internal Ø (mm)
25.5
Weight (kg)
1.77
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SLFO 31 EXT GALV KIT

Art. No. 235473

Aperture dimension Ø (mm)
41 - 51
External dimensions ØxZ (mm)
160 x 55
Internal Ø (mm)
32
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SLFO 43 EXT GALV KIT

Art. No. 235479

Aperture dimension Ø (mm)
53 - 63
External dimensions ØxZ (mm)
172 x 90
Internal Ø (mm)
44
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SLFO 50 EXT GALV KIT

Art. No. 235483

Aperture dimension Ø (mm)
60 - 70
External dimensions ØxZ (mm)
183 x 90
Internal Ø (mm)
51
Weight (kg)
2.8
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SLFO 68 EXT GALV KIT

Art. No. 235493

Aperture dimension Ø (mm)
78 - 88
External dimensions ØxZ (mm)
203 x 90
Internal Ø (mm)
69
Weight (kg)
3.23
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SLFO 70 EXT GALV KIT

Art. No. 235495

Aperture dimension Ø (mm)
80 - 90
External dimensions ØxZ (mm)
203 x 90
Internal Ø (mm)
71
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SLFO 75 EXT GALV KIT

Art. No. 235497

Aperture dimension Ø (mm)
85 - 95
External dimensions ØxZ (mm)
209 x 90
Internal Ø (mm)
76.5
Weight (kg)
3.2
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SLFO 100 EXT GALV KIT

Art. No. 235449

Aperture dimension Ø (mm)
120 - 130
External dimensions ØxZ (mm)
274 x 90
Internal Ø (mm)
101
Weight (kg)
4.7
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SLFO 125 EXT GALV KIT

Art. No. 235451

Aperture dimension Ø (mm)
145 - 155
External dimensions ØxZ (mm)
300 x 90
Internal Ø (mm)
126
Weight (kg)
5.36
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SLFO 127 EXT GALV KIT

Art. No. 235453

Aperture dimension Ø (mm)
147 - 157
External dimensions ØxZ (mm)
300 x 90
Internal Ø (mm)
128
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SLFO 135 EXT GALV KIT

Art. No. 235455

Aperture dimension Ø (mm)
155 - 165
External dimensions ØxZ (mm)
309 x 90
Internal Ø (mm)
136
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SLFO 150 EXT GALV KIT

Art. No. 235457

Aperture dimension Ø (mm)
170 - 180
External dimensions ØxZ (mm)
324 x 90
Internal Ø (mm)
151
Weight (kg)
5.7
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SLFO 175 EXT GALV KIT

Art. No. 235459

Aperture dimension Ø (mm)
195 - 205
External dimensions ØxZ (mm)
349 x 90
Internal Ø (mm)
176
Weight (kg)
6.6
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SLFO 200 EXT GALV KIT

Art. No. 235463

Aperture dimension Ø (mm)
220 - 230
External dimensions ØxZ (mm)
374 x 90
Internal Ø (mm)
201
Weight (kg)
7
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SLFO 225 EXT GALV KIT

Art. No. 235465

Aperture dimension Ø (mm)
245 - 255
External dimensions ØxZ (mm)
439 x 90
Internal Ø (mm)
227
Weight (kg)
8.3
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SLFO 250 EXT GALV KIT

Art. No. 235469

Aperture dimension Ø (mm)
270 - 280
External dimensions ØxZ (mm)
464 x 90
Internal Ø (mm)
252
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SLFO 300 EXT GALV KIT

Art. No. 235471

Aperture dimension Ø (mm)
320 - 330
External dimensions ØxZ (mm)
514 x 90
Internal Ø (mm)
301
Weight (kg)
14.3
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SLFO 350 EXT GALV KIT

Art. No. 235475

Aperture dimension Ø (mm)
370 - 380
External dimensions ØxZ (mm)
564 x 90
Internal Ø (mm)
352
Weight (kg)
15.76
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SLFO 450 EXT GALV KIT

Art. No. 235481

Aperture dimension Ø (mm)
470 - 480
External dimensions ØxZ (mm)
664 x 90
Internal Ø (mm)
452
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SLFO 500 EXT GALV KIT

Art. No. 235485

Aperture dimension Ø (mm)
520 - 530
External dimensions ØxZ (mm)
714 x 90
Internal Ø (mm)
502
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SLFO 550 EXT GALV KIT

Art. No. 235487

Aperture dimension Ø (mm)
570 - 580
External dimensions ØxZ (mm)
764 x 90
Internal Ø (mm)
552
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SLFO 600 EXT GALV KIT

Art. No. 235489

Aperture dimension Ø (mm)
620 - 630
External dimensions ØxZ (mm)
814 x 90
Internal Ø (mm)
602
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SLFO 644 EXT GALV KIT

Art. No. 235491

Aperture dimension Ø (mm)
664 - 674
External dimensions ØxZ (mm)
858 x 90
Internal Ø (mm)
646
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SLFO 25 EXT AISI316 KIT

Art. No. 235466

Aperture dimension Ø (mm)
35 - 45
External dimensions ØxZ (mm)
154 x 90
Internal Ø (mm)
25.5
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SLFO 31 EXT AISI316 KIT

Art. No. 235472

Aperture dimension Ø (mm)
41 - 51
External dimensions ØxZ (mm)
160 x 55
Internal Ø (mm)
32
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SLFO 43 EXT AISI316 KIT

Art. No. 235478

Aperture dimension Ø (mm)
53 - 63
External dimensions ØxZ (mm)
172 x 90
Internal Ø (mm)
44
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SLFO 50 EXT AISI316 KIT

Art. No. 235482

Aperture dimension Ø (mm)
60 - 70
External dimensions ØxZ (mm)
183 x 90
Internal Ø (mm)
51
Weight (kg)
2.8
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SLFO 68 EXT AISI316 KIT

Art. No. 235492

Aperture dimension Ø (mm)
78 - 88
External dimensions ØxZ (mm)
203 x 90
Internal Ø (mm)
69
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SLFO 70 EXT AISI316 KIT

Art. No. 235494

Aperture dimension Ø (mm)
80 - 90
External dimensions ØxZ (mm)
203 x 90
Internal Ø (mm)
71
Weight (kg)
3.2
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SLFO 75 EXT AISI316 KIT

Art. No. 235496

Aperture dimension Ø (mm)
85 - 95
External dimensions ØxZ (mm)
209 x 90
Internal Ø (mm)
76.5
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SLFO 100 EXT AISI316 KIT

Art. No. 235448

Aperture dimension Ø (mm)
120 - 130
External dimensions ØxZ (mm)
274 x 90
Internal Ø (mm)
101
Weight (kg)
4.7
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SLFO 127 EXT AISI316 KIT

Art. No. 235452

Aperture dimension Ø (mm)
147 - 157
External dimensions ØxZ (mm)
300 x 90
Internal Ø (mm)
128
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SLFO 175 EXT AISI316 KIT

Art. No. 235458

Aperture dimension Ø (mm)
195 - 205
External dimensions ØxZ (mm)
349 x 90
Internal Ø (mm)
176
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SLFO 185 EXT AISI316 KIT

Art. No. 235460

Aperture dimension Ø (mm)
205 - 215
External dimensions ØxZ (mm)
359 x 90
Internal Ø (mm)
186
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SLFO 200 EXT AISI316 KIT

Art. No. 235462

Aperture dimension Ø (mm)
220 - 230
External dimensions ØxZ (mm)
374 x 90
Internal Ø (mm)
201
Weight (kg)
7.2
Quote this article number

SLFO 225 EXT AISI316 KIT

Art. No. 235464

Aperture dimension Ø (mm)
245 - 255
External dimensions ØxZ (mm)
439 x 90
Internal Ø (mm)
227
Weight (kg)
9.7
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SLFO 250 EXT AISI316 KIT

Art. No. 235468

Aperture dimension Ø (mm)
270 - 280
External dimensions ØxZ (mm)
464 x 90
Internal Ø (mm)
252
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SLFO 300 EXT AISI316 KIT

Art. No. 235470

Aperture dimension Ø (mm)
320 - 330
External dimensions ØxZ (mm)
514 x 90
Internal Ø (mm)
301
Weight (kg)
13.9
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SLFO 350 EXT AISI316 KIT

Art. No. 235474

Aperture dimension Ø (mm)
370 - 380
External dimensions ØxZ (mm)
564 x 90
Internal Ø (mm)
352
Weight (kg)
15.6
Quote this article number

SLFO 400 EXT AISI316 KIT

Art. No. 235476

Aperture dimension Ø (mm)
420 - 430
External dimensions ØxZ (mm)
614 x 90
Internal Ø (mm)
402
Weight (kg)
16
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SLFO 450 EXT AISI316 KIT

Art. No. 235480

Aperture dimension Ø (mm)
470 - 480
External dimensions ØxZ (mm)
664 x 90
Internal Ø (mm)
452
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SLFO 500 EXT AISI316 KIT

Art. No. 235484

Aperture dimension Ø (mm)
520 - 530
External dimensions ØxZ (mm)
714 x 90
Internal Ø (mm)
502
Quote this article number

SLFO 550 EXT AISI316 KIT

Art. No. 235486

Aperture dimension Ø (mm)
570 - 580
External dimensions ØxZ (mm)
764 x 90
Internal Ø (mm)
552
Weight (kg)
19.3
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Reference documents

These links open manufacturer-hosted reference files. Check each source document revision before use.

manufacturer document (1)

Source-listed certificates

Certificate rows reproduce factual source fields. They do not confirm applicability to a specific assembly. Open the source record and ask AMFSS to check the application.

Listed 3 certificates
AuthorityRatingDivision / structureCablePipeType approvalStatus
RISE E fire EI fire Brickwork Concrete Concrete or Brickwork Lightweight concrete Construction — 0402-CPR-C500582 No renewal status stated
Roxtec International AB E fire EI fire Brickwork Concrete Concrete or Brickwork Lightweight concrete Construction — CE Declaration of Conformity (ETA-24/1177) No renewal status stated
Roxtec International AB E fire EI fire — Construction — CE Declaration of Performance (DoP) ETA 24/1177 No renewal status stated

Product sources

About Roxtec round frames/seals

Roxtec round frames and seals cover round cable and pipe entry arrangements. Selection depends on the opening, cable or pipe dimensions, attachment method, and project requirements.

Typical applications:

  • Round openings
  • Sleeves and core-drilled holes
  • Cable and pipe entries

Not sure this is the right product? Compare the Roxtec round frames/seals family or describe your application.