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Jacob Duval

Blog entry by Jacob Duval

Tips For Sash Window Repair

If your sash windows are rattling or leaky, they require repair. Draughts, rotting wood as well as misaligned meeting rails, and sash weights all require attention.

Glass-Replacement-150x150.jpgThen, Pam beds each pane of glass with a layer of glazing compound. Then she secures it using the glazier's point instead of pins to prevent breakage.

Weather Stripping

Weather stripping is a thin flexible strip of fabric used to seal the edges of doors and windows when they are closed. It keeps out the outside air as well as the toxins it carries. It keeps drafts from blowing through the gaps, making your home too cold or let noise from outside into. You can purchase ready-to use material in different sizes or Window Repair Wizard cut it to fit the window sashes.

Apply the strip between the meeting bar and sash for windows with a single hung. The same procedure is applied to upper and lower sashes. Additionally, window repair wizard you can install the same strips on the sides of the frame to stop the frame from rattling.

Double-hung windows need two sets of weather strips, one on each side. You may also need to install strips inside the frame, near the bottom. The strips prevent the window from slamming closed and also stop dust and bugs from blowing into the gap between the sash jamb and the sash.

Before installing the weather stripping, wash the sash frames using mild soap and water and dry them using a cloth. Remove any paint that is old and caulk the interior stops with an utility knife. Use a putty knife to protect the frame, and carefully pull the stops apart. Replace the weather stripping.

The new weather stripping must be flexible enough to permit the sash's flexibility of movement, but sturdy enough to remain in place when it is closed. Adhesive-backed foam tape is a common option. It is easy to use and is available in various thicknesses. Door sweeps are available in various sizes and styles, and can be used on all kinds of windows and doors.

Examine the metal tabs on the new sash with the tabs on your old sash before you install it. If the tabs have a different shape, they will not fit into the slot on the frame of the window in the right way. It is necessary to remove the sash completely and start again. The good thing is that sash replacements aren't very expensive, so replacing the entire window won't be a huge expense.

Sash Cords

Begin by removing the outer parting bead - the thin strips of wood that divide the frame's outer and inner. There's a chance that they're nailed in place with a hammer, but a nail set should suffice. Make sure you put a tarp down, because sash windows are messy and you'll be causing damage to paint and possibly rotting wood, particularly in older homes. Also, wear a mask as the dust can contain lead.

Then take off the upper sash as well as its cords. If you're not replacing the cords, cut them off and knot them to prevent them from pulling through the holes. If you are replacing them, take off the nail that holds each cord to the sash. Then pull out the nails that hold each cord to the sash. If the pockets are still there on either side of the frame, you can remove them with the help of a nail set or the crowbar. You'll likely need to scrape out some of the old sash cord, as well.

Once the pockets are free then you can take off the outer sash and you'll be able to see the channels on either side of the frame where the cords of the sash run. Use cotton sash cords if you're replacing them. Synthetic cords stretch and loosen, whereas cotton ropes last much longer. You'll also need to make sure you have the right amount of weight for each sash. To be sure you weigh the sashes with the scale of your kitchen. The weights should equal roughly half of the size of each sash.

If the tilt pin on the bottom of the lower sash is still in place, you can reset it. You'll need to lift the sash a bit to do this, so make sure not to let it fall. After that, lock the pin. Then, insert an additional sash balance (the tube that holds the weights) then you're done! Make sure to examine the tilt pin and relock it on the upper sash.

Parting Beads

The parting beads (vertical strips of wood holding the lower sash) and the staff bead are an integral part of a sash window. They help in the retention of the weights of sash windows, prevent water ingress and create an airtight seal between the inside and outer boxes. These could cause excessive draughts or rattle if they are damaged or are in poor state.

Make use of a sharp knife to cut along the paint joint between the parting beads and frame of the window box. Look for screws or nails prior to gently prying the parting beads from their narrow grooves. They are designed to fit comfortably but they may have been secured with nails. Remove any sash cords which are nailed.

Once the parting bead is removed, you can remove the lower sash and then remove the meeting rail (which overlaps the bottom sash on a double hung sash) from both sides. The meeting rail can then be lifted clear of the frame, allowing to access the windows.

You can clean the sash windows and re-attach any sash furniture/ironmongery, lubricate the pulley axles & test the operation of the window. If it is difficult to open or lift the window then you should consider other balance systems for sash windows which are discussed in a separate article.

To make the sash windows weatherproof again apply draught strip paint (with a good quality oil-based primer). Alternatively sand down to smooth and then apply multi-purpose putty. Apply a small amount of fronting putty to the area where the glazing rebate meets the sash's upstand inside and place it in the putty with an fillet tool. This will create a smooth bevel, finish a few millimeters below sightline. Replace the sash cables, tie any knots that need to be tied, windowrepair - Highly recommended Site - and rehang the window. Think about using white braided Marine cord or rope with a 6mm diameter as it will last longer than cheap cords which stretch over time. This will also decrease the opening distance of the sash window making it easier to close.


The majority of homeowners don't spend a lot of time contemplating the mechanical operation of their windows however they are thankful for windows that open and close with ease and keep outside air out and the inside air in. Sash windows can be costly to replace or repair if they develop problems. There are several ways to reduce the cost of window installation without having to buy new windows.

One alternative is to have glass in the sash replaced with similar-looking designs that match the style of your home's historic period. Another is to fit laminated glass, which will help keep your family safe from glass shards that break and limit the transmission of UV rays. Other glass options include patterned or textured glass, which are excellent for privacy and let natural light into rooms. Draught-proof strips are also available to increase the efficiency of your energy use and decrease noise pollution.

Most often, sash windows that are difficult to move upwards and downwards aren't just stuck, but have become warped over time. This could be because of the build-up of moisture and changing humidity, which causes wood to expand and contract at various rates. This could cause the sash to expand and then turn discolored. It may also be difficult to open and shut.

The first thing to do is to make sure the frames of sash are in good shape. If there is lots of moisture, and the wood is decayed or sagging, it's going to require repairs before anything else can be done. This is a task for professional window contractors, and can be very expensive.

Once the sash frame is inspected and inspected, the next step is to replace the glass pane. The sash can be left in place to do this, but it's much easier to take it off and work on the table. Remove any glazing points, and then the putty holding the glass in place. Wear protective clothing while doing this task. Next, a worker can cut new glass to the size required and place it inside the frame using a glazing hammer. It is crucial to use the proper tools for cutting glass due to its toughness and that it is susceptible to cracking or shattering.