Reducers up to 315mm diameter are pressed reducers (for Standard Sizes), 355mm and above are fabricated reducers.

Male and will fit inside Kair 125mm straight ducting Part: DUCVKC267 without the need for a connector.Plastic rigid ducting is perfect for DIY and Trade use and provides superior airflow performance and durability versus flexible duct. I have used Fastlec three times each time I have found them to be efficient fast and happy to give you information on their products. As long as the items are as new, unused, in the original packaging (unmarked and undamaged), and fully ready for re-sale we will happily take them back for a refund (please allow 7-10 working days for refunds). Here at Fastlec, we have been selling electrical products online since 2003, so as you can imagine by now we're really getting the hang of it. You can change your choices at any time by visiting Cookie preferences, as described in the Cookie notice.

Compatible with 100mm and 80mm ducting systems including the extensive Kair range of fittings, outlets, and grilles.

A ventilation ducting tool designed to fit different-sized duct hole openings together, connecting smaller ducting to bigger fans and vice versa. Stay connected with all the latest news and updates from Ashbrook Roofing by subscribing to our newsletter.

You will also require 100 mm diameter aluminium ducting or similar, and a grille for the outside wall. Our staff are trained and can provide expert advice about the products we sell and how they can be used to solve your problems or improve your home. This right stipulates that for most products purchased online you have a legal right to change your mind within 14 days and receive a refund under the consumer contracts regulations 2013. e they can be used to increase the diameter, this can have the added effect of reducing the resistance and noise levels.It features a raised lip on the reducer end to provide extra grip on ducting or duct openings, while the increaser end features a flat brim to achieve a flush fit. It is advisable to only use reducers to make adaptations to the duct diameter if it is absolutley essential. The correct paperwork can then be sent and these photographs will ensure that replacements or refunds can then be processed with a minimum of delay. The majority of pressed reducers are in the size range upto 315mm diameter, however some sizes within this range (which are classed as non-standard) will be fabricated. Maintains airflow efficiency by creating a seamless connection between two different sized duct openings.

Unlike generic imported products Kair products are made in the UK and are compatible with the extensive range of fittings outlets and grilles in multiple sizes to offer your a complete solution for all of your ventilation needs. It is commonly paired with bathroom exhaust fans and dust collection units to adapt them to smaller ductwork as a reducer. Be aware that a negative change in diameter can have an impact on the airflows within the duct system, as the air is forced through a smaller area it can create more resistance and more noise.Reducers for spiral ducting are all male fittings and fit directly into circular spiral ducting (secure using recommended fixing methods). The galvanized steel body is finished with a zinc coating that aids in its resistance to corrosion and high temperatures.