Sash Windows Repair and Replacement

Older sash windows may suffer from a range of problems including draughts, rattles, Sash Windows Repair and poor insulation. A little care can often restore them to a top level of performance.

First, scrape off the seal of paint from the window stop using the knife of a utility. Remove the staff bead, then pull out the upper sash, and take off any chains or cords. Store the hardware in a bag that has the label.

Sealing

Sash windows are beautiful in older buildings, but they require maintenance and can be subject to issues such as cracked putty, wet rot, and drafts. Repair, sealing or replacement of the windows in sash is a great way to reduce these problems and increase energy efficiency.

Draughts are usually caused by gaps between the sash and the frame. They can also lead to noise and rattling, which can reduce soundproofing. Sealing beads, specialty products, and secondary glazing may all be used to minimize the air leakage in the sash.

A common problem is a gap between the top of the sash and the jamb frame, or the bottom of the sash and the sill. This can lead to water leaking into the wood and rotting of the wood and the growth of mould. The gap can be closed by caulking made of silicone or polyurethane or foam sealant.

If a gap is hindering windows from closing and opening easily, it could be necessary to put in new spring bronze or sash runners. These strips of bronze are stapled or nailed to the lower sash edges in order to prevent the rattling of the sides. They can be purchased at DIY stores. Tubular vinyl weather-stripping is an alternative option, but it can tear, and can detract from the appearance of windows.

When replacing sash runners it is essential to measure the window opening. It is recommended to measure from the top of sash up to the horizontal line on the rail that connects them and from the bottom of sash down to the sill. These measurements can be transferred to new runners which will ensure an improved fit and performance of the window.

In older buildings there is a greater gap between the sash as well as the frame at the leading edge. It can be draught proofed by using a self-adhesive Vstrip, however it is essential to consider this when cutting and measuring the material.

A strip should be cut to the width of the sash, with an additional inch each side to allow for movement. It should be trimmed square and placed in a way that the ends are aligned to the angle of the window sill. Use stainless steel screws since brass can be rusty. Also, use a high quality polyurethane or silicone glue.

Refurbishment

The sash is a beautiful historic feature in many homes. These windows are beautiful, but they can be prone to problems. Draughts, rattling or leaking are common issues. And rotting frames and meeting rails, broken glass bars or weights that are not working properly can create a mess. If you are experiencing any of these issues, it is time to replace or repair your sash.

Refurbishment is more costly than replacing the sash, but it will bring back the appearance and functionality to the same level in its original condition. It involves lining the meeting rail and sash box using traditional putty, and then repairing any damage caused by rot. Re-painting the frame of the timber is also included, as is the re-glazing process using traditional glass. A full refurbishment can also include adding draught proofing, re-attaching the sash furniture/ironmongery and replacing the parting bead (the dividing strip between the two panes of glass). It is also recommended to install brush pile weather strip to reduce the noise of rattling.

If a new sash is required it can be constructed using the same style to match your existing frame. This will preserve the style and character of your house. This is particularly important for listed buildings where any changes to the windows require planning permission.

Before you put the new window in place, it's best to check the metal tabs against those on the sash windows repair that was previously used (see below). If they're different shapes, the new sash won't fit correctly into the slots of the window frame.

It is important to decide if you want to replace or repair a damaged window, Sash Windows Repair as each will require a different degree and level of knowledge. For instance, if a sash window has a large chunk of glass that is missing, then replacement is the best choice. But when the glass is damaged in a tiny section or a sill is decaying, a repair may be more appropriate.

Replacement

Many homeowners would like to keep their old sash windows in good condition, but deterioration will eventually cause problems like draughts or rattles. Broken glass is also a possibility to occur. This is why it's often the only solution to these problems. There are other methods to improve the performance of sash windows rather than replacing them. These include installing secondary glazing and draught-proofing.

It is important to determine the severity of the problem, as it may not be feasible to replace a complete window. For example, a foggy glass issue typically occurs within the sash itself and is typically a solution without tearing out the entire frame. It is typically possible to fix a weak seal using a couple of simple solutions, rather than cutting out the entire frame and replacing it.

Sash windows have a complex design that has many moving parts. It can be difficult to fix some common problems like broken panes or sash cables that have snapped. The majority of homeowners don't want take apart the window frame in order to repair these issues. For these reasons, many homeowners choose to work with an expert.

A specialist can help restore windows with sash to their original splendor, or even bring them up to the latest energy standards. This may include reconditioning frames and fitting secondary glazing, to avoid heat from the window. It can also be helpful to put in an extra strip of brush pile to stop rattling and reduce drafts.

To begin a repair take out the double glazed window repairs stops (the moldings in front of the lower sash). Next, loosen the staff bead, then remove the lower sash. Take off the cords or chains on both sides. Then take the sashweights out of the bottom cavity of the weight. Store the hardware in a secure place. Heat gun to soften hardened filler or putty. Scrape it off using a blade made of putty. Reassemble the window, reconnect the hardware and lubricate pulley axles by using silicone or Teflon spray. Install the parting beads and install the upper sash.

Repair

It is essential for the homeowner to make a choice on whether to replace or repair their sash windows. Modern replacements offer many advantages, but the original features in an older house can add the character and value. They are also cheaper to repair instead of replacing. Maintaining them in good condition can also save energy costs. Sash windows are susceptible to rattles and drafts. This can lead to higher energy bills and damage the frame and the sash.

Sash windows can be a challenge to open and close. The sliding mechanism may become dislodged or draughty. It is best to leave the repair of window sash to a professional, as it requires a lot of removal. However, with the right tools and experience, it is possible to repair old sash windows yourself. Adam shows Jess how to begin:

Remove any security fittings that are just in front of the lower window sash. Then, take off the staff bead. Then, remove the sash at the bottom. Then, pull out the chains or cords on both sides, and tie them to stop them from being pulled back into the frame by the weights that are attached. Now it's time to remove the upper sash. The sash stops must be removed and a thin strip of wood that holds the sash. Also, take off any hardware that has been painted. Pull the sash back to reveal the weight. It is a heavy iron or lead cylinder, which is tucked away in a cavity, and supported by an elastic cord. To stop the sash falling into the void, make a hole in it using an hammer and then sacrifice the weight.

After the sashes are removed clean the jambs as well as meet rails. Remove the glazing bars as well as the sash cords. Then, using a utility blade take off any paint from the sash stop. Reattach the stops once the sashes have been reinstalled. Use nails that are not large enough to puncture the weight of the balancing.

To reassemble the sash, put the top sash into its track first, then the lower sash. Make sure the sash stops are properly aligned with the frame, and reattach the beads for parting if necessary. Reattach the sash chains or cords and install the sash pulleys.