Heating & Plumbing

Heating & Plumbing

Delf develops speciality chemical for use in heating and plumbing. Both well-known brands, Allens and ConnectaPipe have been brought together to provide a comprehensive product range.

Allens gas and air leak detector fluid was developed for British Gas and continues to provide safe, reliable, convenient and effective gas and air detection today. The product surpasses EN 14291:2004*, is non-corrosive and completely biodegradable. Allens Leak Detector Fluid comes in four product presentations – ready to use, spray, concentrate and gel depending on your needs.

The ConnectaPipe EasyJoint Silicone Lubricants are all non-toxic, non-reactive and suitable for plastic, rubber and metal. The range of products can withstand hot and cold temperatures, have WRAS approval ensuring they are suitable with drinking water and water wash-off resistance.

This range is completed by our collection of Solvent Cements and Plumbing Aids.

* EN 14291:2004 confirms Allens Leak Detector Fluid produces foam for leak detection on gas installation.

Allens Leak Detector® Fluid Concentrate - 125ml

Allens Leak Detector® Fluid Concentrate - 125ml

Highly cost-effective leak detection fluid. Readily dilutes to 1 Litre.

£3.00 inc VAT

Buy 10 or more for £2.05 (inc VAT)

Highly cost-effective leak concentrated detector solution A concentrated blend of high foaming surfactantsNon-corrosiveCompletely biodegradableReadily diluted for use in a variety of applicatorsMakes up 1 Litre (combines with Allens Leak Detector® Bottle)..

EasySeal PTFE Tape - Pack of 10

EasySeal PTFE Tape - Pack of 10

£2.30 inc VAT

High density white PTFE tape Suitable for use with water only. WRAS approved Available in packs of 10 For a completely watertight seal use in conjunction with our EasyJoint SL..

Allens Leak Detector® Fluid Ready to use - 500ml

Allens Leak Detector® Fluid Ready to use - 500ml

A ready-to-use high foaming blend formulated for fast leak detection

£2.80 inc VAT

Buy 12 or more for £1.90 (inc VAT)

Ready-To-Use Leak Detector Solution A blend of high foaming surfactants formulated for the fast detection of gas and air leaksNon-corrosiveCompletely biodegradable Available in multiple sizes..

Allens Leak Detector® Fluid Ready to use - 1 litre

Allens Leak Detector® Fluid Ready to use - 1 litre

A ready-to-use high foaming blend formulated for fast leak detection.

£3.90 inc VAT

Buy 6 or more for £2.65 (inc VAT)

Ready-To-Use Leak Detector Solution A blend of high foaming surfactants formulated for the fast detection of gas and air leaksNon-corrosiveCompletely biodegradableAvailable in multiple sizes..

Allens Leak Detector® Spray Yellow - 250ml

Allens Leak Detector® Spray Yellow - 250ml

Ready to use leak detection spray with increased visibility

£3.70 inc VAT

Buy 10 or more for £2.50 (inc VAT)

Ready to use leak detection spray with increased visibility Specially formulated for the rapid detection of gas and air leaksEasily applied and fluorescent for high visibilityNon-corrosiveAvailable in multiple sizesAlso available as a clear spray if requested ..

Allens Leak Detector® Spray Yellow - 500ml

Allens Leak Detector® Spray Yellow - 500ml

Ready to use leak detection spray with increased visibility

£4.50 inc VAT

Buy 10 or more for £3.05 (inc VAT)

Ready to use leak detection spray with increased visibility Specially formulated for the rapid detection of gas and air leaksEasily applied and fluorescent for high visibilityNon-corrosiveAvailable in multiple sizesAlso available as a clear spray if requested ..

Allens Leak Detector® Gel

Allens Leak Detector® Gel

A non-drip gel formulation that can be applied at any angle. Fluorescent yellow.

£3.10 inc VAT

Buy 10 or more for £2.10 (inc VAT)

Highly Visible Fluorescent Leak Detector Gel A ready to use, viscous blend of high foaming surfactantsCan be applied at any angle. Non-dripNon-corrosiveCompletely biodegradableIncorporates a brush applicator ..

Empty Allens Leak Detector® Fluid Bottle

Empty Allens Leak Detector® Fluid Bottle

For easy dilution of Allens 125ml Concentrate

£1.20 inc VAT

For easy dilution of Allens 125ml ConcentrateSimply combine Allens Leak Detector Fluid Concentrate and water in the bottle to make a ready to use product Cost effective and reusable ..

EasyJoint SG - 500g

EasyJoint SG - 500g

Silicone grease lubricant for hot and cold water applications. WRAS approved

£22.50 inc VAT

Silicone grease pipe jointing lubricant Suitable for water, soil and drainage and gas pipes Creates a waterproof and airtight joint seal WRAS approved for hot and cold water systems..

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