Pella® 250 Series Vinyl Single-Hung Window
4.28
Mulled
Pella 250 Series mulled single-hung windows include two units that are joined as one in the factory. The bottom sash of each window can open and close for ventilation while the top sashes are fixed in place. With energy-efficient choices and the most features and options of our vinyl products, customize these windows to fit the needs of you and your lifestyle.
- Two vinyl single-hung windows combined as one unit.
- Protect your home from intruders with a tamper prevention system that exceeds the most stringent forced entry requirements.
- Help channel water away from the home with an exclusive weather repel system.
Configuration: 2-wide
Free In-Home Consultation
Limited appointments available
Visit your Pella Showroom
There are no showrooms within 200 miles of this location.
Pella 250 Series Single-Hung Window Features

Fade-Resistant, High-Quality Vinyl

Weather Resistance

Exclusive Tamper Prevention System
Design Options
Solid-color frames feature White, Almond or Fossil color on both the interior and exterior. Dual-color frames have White on the interior with Brown or Black on the exterior.
Solid Color Frames

White

Almond

Fossil
Dual-Color Frames

White Interior with Brown Exterior

White Interior with Black Exterior

Frame
- Less visible sash corner seams – typical vinyl has build up.
- Full-frame profile with edge detailing.
- Our precision welding process helps prevent warping and twisting over time like ordinary vinyl can – helping eliminate "vinyl smile."
- Reinforced window frames are 52% stronger than ordinary vinyl.8
- Multi-chambered, fully-welded sash and frame improve strength and thermal performance and reduce sound transmission.
- Products are tested in state-of-the-art facilities.
Downloads & Specifications
Design, Performance & Size Tables
Specifications
2D Cross Section
2D Elevation
Product Literature
Pella 250 Series Single-Hung Window Specs & Install Details
- Pella's precision welding process creates more durable products that resist warping or twisting over time and are 52% stronger than ordinary vinyl8
- Performance class and grade R35-R50 and STC of 25 for dual-pane windows and 28 of triple-pane windows
- Available in sizes from 14-1/2" x 23-1/2” to 53-1/2” x 77-1/2”
- Pella 250 Series single-hung windows have been awarded the ENERGY STAR Most Efficient Mark in 2020
- Installation options include Block Frame, Integral Fin, Fin with J-Channel11, Flush Flange10, 5/8" Flange Frame11
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| Weatherstripping | Sash is weatherstripped around the sash perimeter with a fin-type, pile weatherstripping and vinyl wrapped foam weatherstrip. |
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250 Series Reviews
Frequently Asked Questions
FAQs about My Product
What is the difference between single-hung and double-hung windows?
The difference between single-hung and double-hung windows is the number of sashes that move. A single-hung window has one fixed, or non-operable, sash and one operable, or moveable, sash. A double-hung window has two operable, or moveable, sashes.
Why should I use single-hung windows?
Because only one sash is moveable on a single-hung windows, they are great for homeowners who are looking for potential cost savings replacing multiple windows and for replacement on the first floor of a home. Single-hung windows can be slightly more efficient than double-hung windows, as there are fewer moving parts which reduces the opportunity for air infiltration. To learn more about what makes single-hung windows unique, check out this article.
How do I clean a single-hung window from the inside?
On select product lines, the bottom sash of single-hung windows tilts in, making it easy to clean both the interior and exterior surfaces from inside the home. Since the top sash is stationary, the exterior surface of the upper half will need to be cleaned from outside the home. View step-by-step cleaning instructions in this video.
What are the benefits of replacing my windows?
Energy efficiency, reduced noise and curb appeal are among the key benefits of replacement windows.
FAQs about Purchasing Online
For online orders, what is your policy for returns and products damaged during shipping?
We’re committed to customer satisfaction. If the product you ordered online is damaged during shipping or you do not receive exactly what you ordered, we want to make it right by refunding you in full or sending you a new product. We do not accept returns of undamaged made-to-order products in which a buyer ordered the incorrect size or color, or decided the product was no longer needed. See pella.com/warranty for additional details and exclusions. If you have questions about returns and refunds, please email shop@pella.com.
Who will install the products I ordered?
When you receive your order, you can either install the product on your own with help from our installation kit. Or, hire a Pella Certified Contractor® to take care of installation for you. They are trained and certified to install Pella products.
How long will it take to receive my online order?
For online orders, a local Pella team member will call within 2-14 weeks to schedule pick up or delivery depending on delivery method and production timing. The time to receive your order varies since all products are made to order based on your specifics.
What’s included in my online window and door purchase?
Product only. When you purchase a window, door or replacement part online, your order will arrive with the product only. Installation is not included. If you need installation parts and accessories, those can be purchased online as well.
Who should buy online?
Buying online is great for the confident do-it-yourselfers. You’ll take charge of the project by measuring, selecting and installing products on your own. Shopping online is quick, convenient and easy – especially when you only need to replace a few standard windows. For more complex orders, it makes more sense to work with a local Pella Representative who can assist throughout the process.

Pella 250 Series
Gain peace of mind with the enhanced security and privacy features available on Pella 250 Series windows. Our windows feature a multi-chambered frame design, which is 52% stronger than ordinary vinyl.13 Multi-chambered frames and a fully welded sash further increase the strength of your Pella 250 Series window.
Pella 250 Series Window Inspiration
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