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MX Park Trade Day- York

21 Apr 2023

Sevenday York are proudly taking part in Monks Cross Park open day event. Sevenday alongside Howdens, Copycars, H20 Bathrooms York and Monks Cross Landlord are running an all-day event on the 27th April.

The day is going to be full of demonstrations, food, refreshments, and competitions. Alongside this York Knights will be there on the day to meet everyone as well providing the opportunity for all visitors to gain free tickets to the York Knights VS Newcastle Thunder game on the 14th May. YorkMix radio will also be there on the day streaming the highlights throughout the day.

Make sure to visit the site on the open day and meet all of Monks Cross while stopping off at the Sevenday York depot to see our great products on show and meet our amazing team.

If you are interested in the open day and would like any more information email info@sevenday.co.uk and quote ‘Monks Cross Open Day- Sevenday’.

Reducing condensation on windows and doors

05 Nov 2020

With the temperatures starting to fall, homeowners across the UK begin ramping up their central heating systems in a bid to make the cold winter months more comfortable and their homes nice and cosy. It is precisely at this time that a common household frustration rears it’s ugly head: condensation.

Condensation build up on windows, doors, conservatories and even walls is not only unsightly but can also prove a real nuisance, causing damage to paintwork, curtains, wall coverings and window cills and thus creating additional household maintenance issues in its wake. It is a problem for many homeowners and can occur in any type of building.

With the improvements in home insulation technology and associated products which we have seen grow in popularity over recent years, from cavity wall and loft insulation to underfloor heating, chimneys being blocked up and energy rated double glazing installed our homes are now warmer and better insulated than ever before. However, whilst these products help to create warmer rooms and a more comfortable living environment, they often reduce the amount of ventilation in the home. Previously, when the house wasn’t so well insulated the warm air which is naturally produced every day through normal living activities was able to escape through draughty or poorly insulated windows and doors, up the chimney or roof and via other outlets; now however, with the home being more thermally efficient this warm air can often find it more difficult to escape, creating the ideal environment for condensation formation.

What is condensation?

Essentially condensation occurs when warm air (which holds more water vapour than cold air) comes into contact with a surface at a lower temperature than itself and water droplets are formed. Warm air is naturally produced in your home every day through a combination of everyday activities, for instance breathing or another good example might be the steam cloud from boiling the kettle which is then absorbed into the atmosphere and instantly becomes invisible; the warmer the air, the more water vapour it can hold. – But as with most things, there is a point where the air simply cannot absorb any further moisture and is said to become ‘saturated’. When this saturated air comes into contact with a colder surface, often (but not always) the glazing in your home’s windows and doors, the air is chilled and its excess water vapour is dispersed onto that colder surface, and depending on the quantity of water vapour, mist or in excessive instances of water vapour condensation occurs.

Try this at home: an everyday example of condensation formation is when you breathe onto a mirror; condensation appears due to the exhaled air being saturated with water vapour and at a warmer temperature than that of the mirror. 

There are four main factors concerning the formation of condensation:

1) Water vapour content of the air
2) Inside home temperature
3) Outside temperature
4) The difference between inside room temperature, external temperature and the glazing

Common (and often overlooked) culprits that cause condensation on windows:

1) Drying clothing indoors
2) Indoor heaters
3) Indoor plants
4) Newbuild property: did you know that the bricks, timber, concrete and other materials used to construct an average 3-bedroomed house absorb about 7000 litres of water during construction. Much of this is dissipated into the indoor atmosphere during the drying out period and can be a common cause of condensation in newly built homes. 

How can double or triple glazing help reduce condensation?

Double glazing and triple glazed windows and doors are one of the UK’s most popular products for improving the homes’ energy efficiency and thermal performance. Double or indeed triple glazing is an insulator, designed to significantly reduce the occurrence of heat loss from the inside to the outside of a property. 

Deemed so effective at improving the homes thermal efficiency that all current Building Regulations specify all new or replacement windows must meet a minimum performance criteria. This requirement can only be achieved with the installation of energy efficient windows and doors. 

The Sevenday range of energy efficient windows can reduce condensation by as much as 80%

The advanced technology and components that go into making the Sevenday window result in lower heat loss at window edges which in-turn makes our glass typically 3-4°C warmer than those which use a metal spacer bar – cutting condensation formation by up to 80%. Using high performance gaskets, our double glazing reduces noise pollution, too.

How do Sevenday Windows reduce condensation?

Up to 80% of a double glazed window’s energy loss occurs at the glass edge. Ordinary aluminium spacers are highly conductive. In winter they let heat escape and encourage condensation. That’s why our windows feature a high performance warm edge NON metal spacer.

The Sevenday warm-edge spacer bar is produced using an advanced composite construction and is up to up to 22x more efficient at preventing heat transfer around window edge. It also has a 60-75% lower vapour transmission rate, increasing window service life. In thermal efficiency tests with identical glazing specifications, windows using this warm-edge spacer outperformed windows using aluminium or foam.

Slim and reflective, our warm-edge spacer doesn’t obstruct sightlines like some aluminium spacer bars and instead echoes the frame colour. Tested to EN1279, Sevenday windows join over 50 million windows worldwide already using Warm Edge spacer technology.

What are the benefits of triple glazing?

05 Nov 2020

Triple glazing provides higher energy performance and acoustic, noise reduction. Sevenday PVCu triple glazed windows and doors also have additional benefits which are detailed below.

Firstly, the glass unit is made up of 3 (triple) layers of 4mm glass, these are seperated by 12mm cavities that are filled with 95% Argon Gas. The Argon Gas is used as it is denser than air and as a result provides a more effective cold barrier between the panes. All this is then surrounded with 2 layers of ‘warm edge’ spacers which seal the glass togeter. The benefits of the warm edge spacer is that it too provides a cold bridge barrier which ensures the inner pane of glass is warmer than the outside. The overall thickness of the Sevenday triple glazed units are 36mm.

Energy performance – Sevenday triple glazing uses Pilkington glass which ensures you have the very best in glass technology and performance. Triple glazing will provide up to 40% greater thermal efficency than a standard ‘A’ Rated double glazed unit, and 60% more than a ‘C’ Rated double glazed unit. Therefore, by investing in PVCu triple glazing for your replacement windows, you could reduce your home energy bills even further.

According to the GGF Energy Saving Calculator double glazed ‘A’ Rated windows will save you approximately £7,400 in energy bills and 23 tonnes of Carbon over 20 years, with triple glazing being at least 40% more efficient the savings are going to be considerably higher.

Noise reduction – Whether you live near a major road, under a flight path or near some vocal wildlife, noise pollution can be a cause of major disruption. As well as 2 Argon Gas filled spaces sandwiching the extra glass pane, triple glazing features an additional 12mm cavity. The insulation coupled with our high performance warm edge spacer allows Sevenday triple glazed units to dramatically reduce external noise pollution. Furthermore, all Sevenday windows and doors are supplied with our innovative and high performing Q-lon weatherseal, which has a lifetime guarantee. The Q-lon incorporates a foam core wich not only allows for easier operation and closing forces but alos absorbs noise, particularly when compared to ridgid weatherseal gaskets.

Thermal Construction – In addition to the triple glazing glass technology, all Sevenday windows are manufactured using composite reinforcements. These not only provide strength and rigidity to aid security but also improve the thermal performance of the frames, all designed to give you the best performing window system.