Duct Seals – Filoform MDIV Water & Gas Cable Duct Sealing Kits

Filoform MDIV is a water & gas cable duct sealing system developed for quick and easy duct sealing for empty ducts / boreholes where cables or pipes are to be installed at a later date.

The MDIV duct seal system is suitable for ducts with a diameter of 75mm up to 160mm.

This duct sealing system is specified and used by major Electrical, Gas, & Water Utililty companies in the UK and Benelux countries.

Filoform MDIV Water & Gas Cable Duct Sealing Kits

Water & Gas Cable Duct Sealing Kits

Features & Benefits

Gas resistant and watertight 1,0bar cable duct seal
Can be upgraded to a fire resistant duct seal by using MD+
Resistant to Hydrogen Sulphide / Methane and many other corrosive, toxic and flammable gases
Complies with ATEX regulations for sealing cables in hazardous areas
WIMES Compliant, (3.02 Clause 7.4.3.2, d,e)
Suitable for sealing ducts / bore holes
Quick and easy installation
A complete duct seal kit for one duct
Seals XLPE EPR PVC & PE sheathed cables, PILC, (HD) PE pipes
Excellent mechanical strength, after curing resistant to movements, shocks and vibrations
Suitable for renovations, can be installed retrospectively
Over 25 years of operational experience

Filoform MDIV Water & Gas Cable Duct Sealing System

Filoform MDIV Water & Gas Cable Duct Sealing Kits

Technical Specification

Duct Seal System Properties	Unit	Value
Start time expansion	seconds	> 95
End time expansion	minutes	15
Compressive strength	N / cm²	> 100
Density 1,0bar	30 days	no leakage
Density 5m water column	30 days	no leakage
Volume consistency	cube 10 x 10cm	no change
Temperature Cycles, -20°C tot +40°C	10 consecutive cycles	no leakage
Vibration test 10 Hz/amplitude 3mm	240 hours	no leakage
Axial tensile force	diameter x 10 N	no leakage
Resistance to bending	cables 45° in 2 directions >250mm	no leakage
Expansion polyurethane foam in pipe	cm	< 40
Chemical resistance
0,1N Na₂SO₄	30 days	no degradation
0,1N NaCl	30 days	no degradation
0,1N H₂SO₄	30 days	no degradation
0,1N NaOH	30 days	no degradation
Diesel	30 days	no degradation
Gasoline	30 days	no degradation
Resistance
Moulds		good
Rodents		good
Shelf life	months	minimal 30

Filoform MDI – Product Specification

Filoform Part Ref	Cable Duct Seal Description	Maximum Duct Diameter (mm)	Maximum Cable Diameter In The Duct (mm)	Order Unit
280301	MDIV-1 Ø 75- 95	Ø 75 – 95	N/A	per piece
280321	MDIV-3 Ø 95- 125	Ø 95 – 125	N/A	per piece
280331P	MDIV-4 Ø 125- 160	Ø 125 – 160	N/A	per piece

Sealing Cable Ducts With Roxtec – cable sealing modules consist of two halves with removable layers and a centre core which is removed to permit cable or pipe installation in medium/high voltage substations, hazardous areas and electrical infrastructure