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Single Hung
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Single Hung

Bottom Sash Operating

In a single hung, the bottom sash raises and the top sash stays fixed. It is the traditional American window profile, and the fixed upper sash makes it both the most economical hung option and the one with the fewest points of air leakage.

Operation
Bottom sash raises; top sash fixed
Sizes
Built to the opening. [confirm min/max width and height]
Screens
Half screen over the operating sash
Glass
Dual-pane insulated glass, Low-E and argon options
Single Hung in white vinyl — left view

Why a single hung
01

The classic proportion

Taller than it is wide — the traditional American window. Replacing a single hung with a single hung keeps the house looking the way it was designed to look.

02

Fewer places to leak

Only the bottom sash moves. With the top sash fixed there are fewer seals than in a double hung, and less air infiltration.

03

Cleans from inside

The bottom sash tilts in, so an upstairs window can be washed from inside the room without a ladder.

Performance

What this window does well.

  • Tilt-in bottom sash for cleaning from inside
  • Traditional vertical proportion
  • Fewer seals than a double hung — less air infiltration
  • Fusion-welded frame and sash corners

The vertical proportion suits older homes and any elevation where the existing windows are taller than they are wide. Replacing a single hung with a single hung keeps the exterior of the house looking the way it was designed to look.

The operating sash tilts in for cleaning, so second-story windows can be washed from inside the room without a ladder.

Operation

How it opens.

The bottom sash rises past the fixed top sash. The screen covers the lower half, where the window opens.

Single Hung in white vinyl, front view
  • Single hungBottom sash operating

    The bottom sash raises and lowers; the top sash stays fixed.

Hover a configuration to watch it openTap a configuration to watch it open

Options

Make it yours.

The choices that apply to a single hung. Everything else comes standard.

Frame

Color

WhiteAlmondBlack

White and Almond in the Pacific Series; Black in the Laguna Series.

Colors →
Glass

Packages

  • Dual-Pane Insulated Glass
  • Low-E Coating
  • Argon Gas Fill
  • Obscure & Tempered
Glass options →
Grids

Patterns

  • Colonial
  • Prairie
  • Diamond
  • Top Row
  • Perimeter

Between the glass, or simulated divided lite.

Grids →
Screen

Insect screen

Half screen over the operating bottom sash.

Hardware

Lock & finish

Lock and hardware supplied to match the series finish.

Hardware & Security

Hardware that holds the sash where you want it.

Everything a hung window depends on is on the sash: the lock that keeps it shut, the lift you raise it by, the balances that hold it where you leave it, and the latches that let it tilt in for cleaning.

Sash lock — Photo

Sash lock

The lock on the meeting rail draws the sashes together and holds them shut. Locked, the bottom sash can't be opened from outside, and the closed window seals tight against its weatherstrip.

Sash lift — Photo

Sash lift

A lift on the bottom rail gives you a solid grip, so the sash rises smoothly with one hand.

Balances — Photo

Balances

Balances in the jambs carry the weight of the sash, so it opens without strain and stays where you leave it — halfway up for air, not sliding back down.

Tilt latches — Photo

Tilt latches

Release the latches and the sash tilts in toward you, so the glass can be cleaned from inside the room.

Questions

Single Hung FAQ.

What is the difference between single hung and double hung?

In a single hung only the bottom sash moves; in a double hung both do. A single hung costs less and has fewer seals. A double hung lets you ventilate from the top and tilt both sashes in to clean.

Can I clean the top sash from inside?

Not on a single hung — the top sash is fixed. The bottom sash tilts in. If you need both sashes within reach from inside, that is the case for a double hung.

Can it be a bedroom egress window?

Often, but check the size. Only the lower sash opens — roughly half the height — and building code sets a minimum clear opening for bedrooms. We confirm it for every bedroom opening before anything is ordered.

Explore

Other products.

Pricing on single hungs for your home.

We measure, quote, and install. One company, start to finish.

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