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Alstar has the areas largest in stock selection of vinyl siding, Fibercement products, Vinyl shutters, Screen room accessories, Aluminum Seamless gutter, Fiberglass and Aluminum columns, Aluminum and vinyl rails and so much more! Check out the below links for info on all our instock vinyl siding. For info on other in stock items click on our preferred vendors at the bottom of the page.

CSL 600 High Performance Insulated Siding

Maximize the value of your home with state-of-the-art Variform CSL 600® High Performance Insulated Siding. Our premium quality insulated siding offers the elegant look of natural wood with all of the cost-saving benefits of virtually maintenance-free siding and provides an extra layer of home insulation. CSL 600 requires no painting, repairing or caulking — a commitment we support with our Limited Lifetime Transferable Warranty.  CSL 600 adds a continuous blanket of insulation to the outside of your home. It improves your energy efficiency, reduces outside noise, and makes your home more comfortable year-around.

Vortex Extreme

High winds can strike anywhere, in all kinds of storms, with powerful gusts that pull at your siding and threaten your home’s exterior. With the introduction of Variform Vortex Extreme vinyl siding, we’ve engineered a panel designed to fight these threats effectively. Designed in Tornado Alley, Vortex Extreme withstands wind loads up to 225 mph.* It’s the result of what we call “Weather Warrior” Technology –­ a combination of innovative design, quality materials and a standard of excellence second to none.

Timber Oak Ascent

The look of a hand-applied wood stain finish meets the practical, low-maintenance benefits of premium vinyl siding with Variform Timber Oak Ascent™. Our patented variegated technology insures the perfect blend of colors to create a bold and dynamic look sure to set your home apart.
Timber Oak Ascent is the culmination of years of research and development to create a product that is designed for style and built for performance. Innovative Pointe-Lock® technology and a reinforced bottom lock and nail hem ensure Timber Oak Ascent will look beautiful and protect your home season after season.   Timber Oak Ascent is available in three profiles D4, D5 and D4.5 DL and seven colors.

Camden Pointe

With Camden Pointevinyl siding, aesthetic appeal and state-of-the-art engineering combine to create a beautiful, premium siding panel that's practically weatherproof, fade-resistant and visually dramatic. Panels are extra-thick and feature Variform's patented Pointe-Lock® system, which makes them rigid and durable for season after season of protection. And with several colors and four profiles, design choices abound ensuring you achieve the curb appeal you desire. Whether you prefer a traditional look or making a real statement, you will find it with Camden Pointe.


Nottinghamvinyl siding features a deep woodgrain emboss that recreates the look of rough sawn cedar. With its double staggered nail hem and deep shadow lines Nottingham provides superior strength that will protect your home beautifully.

Ashton Heights

Ashton Heights® vinyl siding recreates the look of real wood siding with its shallow embossed woodgrain texture. The double staggered nail hem of Ashton Heights® ensures a snug installation and provides you peace of mind that your home is protected from the elements for years to come.

Contractor’s Choice

For new construction or remodeling, no other vinyl siding panel can offer this combination of quality, value and great looks. Intricate wood-grain embossing gives you the natural appearance you desire, while a variety of contemporary colors provide you with plenty of options for customizing the appearance of your home.

Victoria Harbor

This is the look of yesterday that will last well into the future. Victoria Harbor siding captures the beauty, detail and craftsmanship of a bygone era. The graceful beaded edge creates unique shadow lines that add an extra dimension to the siding's elegant profile. And the finish is superb – a fine satin brushstroke that gives the appearance of freshly painted wood. Victoria Harbor® is available in your choice of 9 contemporary colors.

Board & Batten

Board & Batten is an ideal design panel for accenting or covering an entire wall. With a realistic 7-inch board and 1.5-inch batten design, Variform's Board & Batten will look great for years to come on any home.

Heritage Cedar Shingle Siding

Heritage Cedar Shingle Siding takes performance, style and dependability to a new level.  And with two eye-catching shingle profiles to choose from — a rough-hewn Hand-Split Shingle and a classic Perfection Shingle — you can have the look you want with the low-maintenance ease you deserve.

Heritage Cedar Round-Cut Siding

Heritage Cedar™ Round Cut Siding provides the authentic look of “fishscale” shingles without the expense or hassle of wood. And, because it’s from Variform, you know you’ll get the performance, style and durability you’ve come to expect.

ClimaForce Insulated Siding

ClimaForce™ Insulated Siding.  Advanced All-Weather Protection.  ClimaForce insulated siding wraps your home in a blanket of insulation that gives you unprecedented strength, durabilty and energy savings.