18.08.2014 - VICTORIAN SASHES ENJOY SOME TLC

The striking bay window of a Victorian residence in Harrogate has been treated to some tender loving care by timber sash window specialists Ventrolla, restoring...

12.08.2014 - VENTROLLA HELPS VICTORIAN ARCADE RETURN TO FORMER GLORY

A Victorian arcade has been revived after a major restoration using expertise from period window specialist, Ventrolla. The G...

05.08.2014 - VENTROLLA KEEPS UP THE HEAT FOR CHARITY HORTICAP

Keen to promote the importance of recycling and minimising waste, period window specialist Ventrolla has been donating its of...

31.07.2014 - NATIONAL HERITAGE FOR NATIONAL PHOTO WEEK

It’s National Photo Week and here at Ventrolla we love to take snaps of the windows that we have spent time repairing and upgrading. These buildings are steeped...

28.07.2014 - VENTROLLA EASES CONCERN OVER SOCIAL HOUSING MAINTENANCE

Social landlords and housing associations are facing huge challenges when it comes to maintaining publicly-owned properties. ...

17.07.2014 - VENTROLLA HITS A HOLE IN ONE WITH CLUBHOUSE RENOVATION

The Golf Open 2014 tees off today at the Royal Liverpool Golf Club in Hoylake. While not chasing birdies and holes in one on ...

09.07.2014 - VENTROLLA PROJECT IMPROVES SIGHT OF FORMER MANCHESTER ROYAL EYE HOSPITAL

A renowned eye hospital celebrating its bicentenary this year has been given expert help to retain its heritage by leading pe...

04.07.2014 - WILTON CASTLE REDCAR

Ventrolla assisted in the renovation and conversion of Wilton Castle in Redcar, North Yorkshire. Working in conjunction with the main contractor Wimpey Homes, V...

02.07.2014 - RUDDING GATES APARTMENTS

When the Grade II Listed Rudding Gates Apartments opened eight years ago, Ventrolla were called upon for their expertise in sash window renovation. Repairs were...

01.07.2014 - THE PERFECT SOLUTION FOR DOUBLE GLAZING YOUR SASH WINDOWS

Ventrolla’s new Double Glazing brochure gives a comprehensive insight into the range of solutions available to replace cold, ...

Read our blog
Follow us on Facebook
Timber sash and casement window renovation.
Call us free on or 1-800-948-359 (Ireland)

Frequently Asked Questions

Where can I find out more about renovation costs, and sash window prices?

Here at Ventrolla we offer a no obligation fee free survey. If you would like a professional survey of your windows, please either click HERE or call our toll free number on 0800 0277 454 (UK) or 1-800-948-359 (Republic of Ireland) to book your surv...more

What does Ventrolla offer?

Ventrolla offers a two part service to renovate and performance upgrade original timber sliding sash windows, casement windows, and doors. Part 1 – Renovation Part 2 – Performance Upgrade Please take a look at The Ventrolla Servic...more

What are the benefits of the Ventrolla Perimeter Sealing System?

There are numerous benefits of the Ventrolla Perimeter Sealing System :  •    Elimination of draughts •    Eradicates rattles •    Can help noise control •    Dust...more

How does the Ventrolla Perimeter Sealing System improve comfort levels?

Typically a sliding sash window has gaps of 3mm around the sashes to make it operate. In an average sized window these gaps are equivalent to a hole nearly six inches square. This can cause: •  Draughts •  Rattles •  D...more

Will Ventrolla reduce outside noise levels?

Noise is very subjective and any reduction will depend upon numerous factors. Whilst the Ventrolla Perimeter Sealing System can provide a positive impact on noise reduction, this should be viewed as an added benefit rather than as a solution to a particu...more

Should I replace my existing timber windows with new timber windows?

Usually this is not necessary, as timber windows are often perceived to be in a much worse condition than they actually are on closer inspection. In the majority of cases the timber in an original window can be retained. Replacement is only suggested in...more

Is it possible to install double glazing into my original sash windows?

This depends on the width of the rebate of the sashes. In many cases the rebate is not wide enough in a period window to accept a second pane of glass.  There is also the issue of extra weight to the window meaning more weight has to be added to b...more

Why shouldn't I replace my windows with plastic alternatives?

When considering replacing period timber windows with modern uPVC alternatives, we need to consider the impact on our environment. Extensive research has been undertaken by many to look at the energy cost of replacement windows, and further information o...more

How do I know my windows will perform as well as you say with Ventrolla?

The Ventrolla System conforms to the highest standard for draught proofing recognised by British Standards BS 6375: Class 3. Very few plastic windows can achieve Class 2.   Click here to find out more information on the Independent Tes...more

How long does it take to install?

Generally one Ventrolla craftsman can overhaul, repair and install the Ventrolla Perimeter Sealing System into one or two existing sliding sash windows per day. Once your windows have been surveyed and quoted for, your local surveyor will be able to adv...more

Will there be much disturbance to my existing decorations?

We carry out all work internally and unless decayed or damaged, the box frames are left intact, which means minimum disruption to you and your home. •    We ask that you clear the area of furniture and soft furnishings so we have a ...more

Is there much disruption during installation?

We carry out all work internally and unless decayed or damaged, the box frames are left intact, which means minimum disruption to you and your home. During the renovation process, inevitably there will be some disruption due to noise, dust and removing...more

Will my property be secure during the work?

At the end of each day windows will be left either completed or fully secure. 

Do you paint my windows?

We prime any exposed timber with our Acrylic Primer that conforms to BS 5082, so to prepare them for a final finishing coat by others. We are not trained painters and decorators and so we advise that you get experienced painters to finish the windows on...more

Do you give a guarantee?

Ventrolla automatically offers a Five Year Guarantee to cover our system and all repairs carried out.

How long is your order book?

Order books vary from one office to another and can depend on the time of year. Your local Surveyor will be able to advise you of the expected lead time.

Do I need to pay a deposit?

Typically we require a 25% deposit when you place your order with us. This covers any new joinery and timber/hardware we have to order in advance on your behalf and enables us to allocate installation teams.

What happens once I have submitted my enquiry/What happens next?

One of our Surveyors will respond to your enquiry within three working days to arrange a convenient date and time to carry out your survey. You will then receive your quotation within seven working days after your survey has been carried out.

How do I contact you?

We have offices throughout the UK and Ireland, to Contact Us simply use our online enquiry form , or call us on freephone 0800 0277 454 (UK) and 1-800-948-359 (Ireland) If your question hasn't been answered above, you can use our online en...more