150mm (6 inch)

This is our 150mm (6 inch) chimney cowl and roof flashings category.

We supply a wide range of 150mm chimney cowls and flashings that includes everything you need to complete your chimney or flue system. These are available in a variety of styles and types to suit your needs and preferences. 

These cowls and flashings are secured to the chimney pot or flue by straps or bolts. This method of fixing does not cause any damage when you need to remove them as there won’t be any marks or holes. 

If you’re looking for 150mm chimney cowls and flashings, then take a look at our selection of products below.

Our range includes rain caps, lead slates, storm collars, silicone flashings, lead flashings, and top clamps.

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Lead Slate 0°-35° - TWPro 150mm (int 225mm)

APPLICATIONSuitable for tiled and slate roofs.We would recommend this for the 6" inch Twin Wall syst..

Our Price (ex VAT): £92.37 Inc VAT: £110.84

Lead Slate 36°-45° - TWPro 150mm (int 225mm)

APPLICATIONSuitable for tiled and slate roofs.We would recommend this for a 6" Twin Wall systemINSTA..

Our Price (ex VAT): £105.28 Inc VAT: £126.34

Rain Cap with Mesh dia 150mm - Black

CONSTRUCTIONOuter skin is made from 304 grade stainless steel and is 0.4mm thick. This is then powde..

Our Price (ex VAT): £52.33 Inc VAT: £62.80

Rain Cap with Mesh dia 150mm - Silver

CONSTRUCTIONOuter skin is made from 304 grade stainless steel and is 0.4mm thick. This is then powde..

Our Price (ex VAT): £37.48 Inc VAT: £44.98

Red SILICONE 150mm-300mm 456x456

Dektite Premium - perfect for flashing pipes on metal roofs.We recommend this for a 6" inch Twi..

Our Price (ex VAT): £52.07 Inc VAT: £62.48

Seldek - SDA103 - 160-300mm

Seldek Aluminium - installs in a flash on Tile or Slate Roofs.The SELDEK Aluminium will not stain or..

Our Price (ex VAT): £35.70 Inc VAT: £42.84

Storm Collar Ø 150

This twin wall product is made of the finest materials and manufactured  by a well known company Con..

Our Price (ex VAT): £14.65 Inc VAT: £17.58

Top Insert Sleeve c/w Rain Cap 150mm

Provides rain protection at the top of the stack...

Our Price (ex VAT): £19.88 Inc VAT: £23.86

Terracotta Pot Hanger c/w Rain Cap and Mesh - 150mm

The Pot Hanger with integral rain cap and bird guard not only allows the chimney liner to be install..

Our Price (ex VAT): £45.58 Inc VAT: £54.70

Top Clamp 150mm

Used in conjunction with the Top Plate and Top Insert Sleeve, this will support the weight of the li..

Our Price (ex VAT): £8.77 Inc VAT: £10.52

Storm Collar (supplied with Sealant) - 150mm

Storm collar is used in conjunction with a roof flashing..

Our Price (ex VAT): £11.35 Inc VAT: £13.62

Top Insert Sleeve 150mm

The top insert sleeve slides inside the flexible chimney liner at the top of the installation and is..

Our Price (ex VAT): £8.77 Inc VAT: £10.52

Seldek Nu-Lead - SNL103 175mm-330mm BASE 850x550mm

Seldek Lead Base - installs in a flash on Tile or Slate Roofs.The SELDEK Lead Base will not stain or..

Our Price (ex VAT): £100.17 Inc VAT: £120.20