Essential Siding Accessories for Your Projects

Complete Your Siding Installation with Our Quality Accessories.

    Request a free estimate

    Essential Siding Accessories for Your Projects

      Request a free estimate

      At New Standard Building Materials (NSBM), we understand that high-quality siding requires the right accessories to ensure a flawless installation and lasting performance. Our range of siding accessories includes everything you need to enhance your siding project.

      Benefits of Our Siding Accessories

      Enhanced Durability

      Enhanced DurabilityOur accessories are designed to withstand the elements, ensuring your siding remains secure and long-lasting.

      Seamless Installation

      Seamless InstallationOur products simplify the installation process, making it easier to achieve professional results.

      Improved Aesthetics

      Improved AestheticsQuality trims and accessories enhance the overall appearance of your siding.

      Water Protection

      Water ProtectionOur flashing and J-channels help prevent water infiltration, protecting your home from moisture damage.

      Versatile Options

      Versatile OptionsWe offer a variety of colors and styles to match your siding and home design.

      Photo Gallery: Siding Accessories

      Explore Our Full Range of Siding Accessories

      Browse our gallery to view the siding accessories that complete your project. Each accessory is designed to enhance the performance and appearance of your siding installation.

      Explore Our Full Range of Siding Accessories

      Browse our gallery to view the siding accessories that complete your project. Each accessory is designed to enhance the performance and appearance of your siding installation.

      Brands We Carry

      Get All the Accessories You Need for Your Siding Project

      Contact our team for expert advice on siding accessories or visit our store to browse our full range of products in person.

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      New Standard Building Materials

      Locations
      One-Stop Shop:

      Everything you need for your project in one place.

      Expert
      Expert Consultation:

      Our experienced team will guide you through product selection and installation tips.

      Fast
      Next-Day Delivery:

      Fast and reliable delivery services right to your door.

      Prise
      Affordable Prices:

      Competitive pricing on all siding materials and accessories.

      What our customers say about us when visiting our building materials stores in Seattle, right near you.

      James WalkerJames Walker
      14:30 20 Jun 25
      Dylan was extremely knowledgeable and helpful showing me all of the modern variations of siding that they carry. His customer service was excellent.Recommend stopping by if you are looking for a very competitive siding quote.
      Mathew GusenkovMathew Gusenkov
      22:59 18 Jun 25
      Got setup with a very nice custom door - sizing and ordering was easy and quick with Tim helping us out. Recommend for any supply needs big or small 🙌
      Vitalii KardashVitalii Kardash
      20:04 17 Jun 25
      The best building materials store!
      Ivan SalgadoIvan Salgado
      17:40 17 Jun 25
      Excellent service, very attentive throughout the process
      Logica PropertiesLogica Properties
      17:30 17 Jun 25
      We’ve been working with new standard for years now. Tim, in the window department is particularly responsive with quick turnaround for quotes.
      Trevor JohnsonTrevor Johnson
      20:29 16 Jun 25
      Alejandro GrandaAlejandro Granda
      19:14 16 Jun 25
      Excellent prices and very good service
      Dima MokietsDima Mokiets
      21:03 13 Jun 25
      Nazarii KovalchukNazarii Kovalchuk
      17:00 13 Jun 25
      Very good service and fair price
      David KahanetsDavid Kahanets
      16:59 13 Jun 25
      Brian ThompsonBrian Thompson
      14:40 13 Jun 25
      Beautiful team very knowledgeable highly recommend
      Bryam PerezBryam Perez
      21:18 12 Jun 25
      Alex KucherAlex Kucher
      22:56 06 Jun 25
      Benito RomoBenito Romo
      22:23 06 Jun 25
      Miguel CouaryMiguel Couary
      19:35 06 Jun 25
      Good store
      Petr KeninPetr Kenin
      15:48 02 Jun 25
      danik parkhotyukdanik parkhotyuk
      19:26 28 May 25
      Great service, really good people
      khiem truongkhiem truong
      20:41 21 May 25
      Nice windows and doors and good service
      Jaden TruongJaden Truong
      20:40 21 May 25
      Best service
      great store, I recommend it to everyone!!!
      Igor BoldyrevIgor Boldyrev
      16:09 12 May 25
      Love this store
      Barrio Lake WashingtonBarrio Lake Washington
      16:27 09 May 25
      Excelente service and very profesional
      Thi NguyenThi Nguyen
      15:26 07 May 25
      Hector CamposHector Campos
      22:17 01 May 25
      Vadim did a great job. Got all my materials from this guys.
      Alvaro FloresAlvaro Flores
      18:57 28 Apr 25
      Good service and products
      Vadin and Robert at front desk are super helpful and on point with material needed. Been working with new standard for 5+ years always satisfied.
      Hoang BuiHoang Bui
      17:58 22 Apr 25
      Vadin provided great service!
      Efren Espinoza GarciaEfren Espinoza Garcia
      21:43 31 Mar 25
      Great service and quality building materials!
      Leo GusenkovLeo Gusenkov
      21:49 27 Mar 25
      Had a great experience with New Standard Building Materials! Their decking and siding products are top quality, and everything felt really well-made. Nick was super helpful and easy to work with—he answered all our questions and made the process simple. Definitely recommend them if you’re looking for solid materials and good customer service.
      Good service and prices. NSBM’s team always helps with the selection, loading and delivery of building materials. Thanks!
      Dylan PocheDylan Poche
      16:17 25 Mar 25
      Great communication and workability. Please contact these guys for all your Decking, siding, and flashing needs. Quick turn overs and great attitudes.
      Vasyl TomievVasyl Tomiev
      17:41 11 Mar 25
      Great customer service with a Windows purchase.
      Nic SchirliuNic Schirliu
      21:19 10 Mar 25
      I have been shopping here for over five years very excited with their new products. I will definitely recommend if you're looking for siding, decking, materials, or any type of custom metals.
      Vadim AndriychukVadim Andriychuk
      16:59 07 Mar 25
      Great deal for deck material. Definitely recommend
      Peter BowerPeter Bower
      16:57 07 Mar 25
      Max MochyloMax Mochylo
      20:10 05 Mar 25
      My go to shop for building materials
      andre bertashandre bertash
      21:04 10 Feb 25
      The Best Place to get windows and doors. Talk to Tim he’s a great guy
      Ricardo MaciasRicardo Macias
      17:32 06 Feb 25
      Good company and beautiful team. NSBM team provide excellent advice and assistance in choosing building materials.
      V LV L
      19:29 05 Feb 25
      My go to supplier for windows, doors , siding and any metal products along with custom orders. They also have a pretty awesome shop inside selling tools & equipment. One stop shop for all of my building needs!
      Angelica GavralovaAngelica Gavralova
      19:11 22 Jan 25
      Amazing service, caring team and representatives
      Best quality windows i really recommend them.
      Erika PooreErika Poore
      17:58 13 Jan 25
      Great help
      Laude SanctLaude Sanct
      16:47 09 Jan 25
      Great service. Good doors, windows, building materials, siding, cider, decking, plumbing and plumbing. Thanks Tim and Nikolai!
      Eugene PSEugene PS
      22:24 02 Jan 25
      Nice and professional ???? Good prices!
      Rumax Audio LibraryRumax Audio Library
      17:01 21 Oct 24
      Great product, best price and very fast delivery!I Always buy material from them
      Jose RamosJose Ramos
      14:11 16 Oct 24
      robert is great . very helpfull and knows everything
      Dmitriy FeytserDmitriy Feytser
      22:45 15 Oct 24
      Ordered a replacement window from Standard Building material and the order arrived quickly and was perfect fit and quality. Will be using them again in the future for materials!
      SPECTRUM CONSTRUCTIONSPECTRUM CONSTRUCTION
      22:43 15 Oct 24
      Excellent service, everything was organized very quickly, I recommend it, I will use it again!
      Artom ShulyakArtom Shulyak
      21:58 07 Oct 24
      This guys are nice! We got a discount even though we were here were the first time! Andrei gave us good recommendations. We ordered siding, flashing corners and flooring. Also we got a good price for windows. Respect! Recommend to everybody! Thank you!
      MGMG
      21:03 01 Oct 24
      Hey! You guys have a great customer service! The prices are fair. Good range of items: windows, doors, siding, flooring, decking, etc.
      Victor santamariaVictor santamaria
      01:59 31 Aug 24
      New extender material is a great place to for Material friendly people awesome people great people I love them. They are amazing. I love to buy there my favorite store
      Artem ZvirkovArtem Zvirkov
      16:11 13 Aug 24
      great prices on building materials and metal shop where you can order any coping and flashing for your construction
      S TS T
      15:33 06 Jun 23
      I worked with Tim S. on my windows order. He is amazing - everything was delivered timely and as promised. great customer service - thank you Tim.
      Wyatt PatelWyatt Patel
      11:18 16 Feb 23
      People are very accommodating and helpful! I purchased cedar shingles from them. Excellent work by Pavel! Wide selection!
      Ashley AllenAshley Allen
      17:30 06 Feb 23
      I have used New Standard Building Materials for cedar siding and white wood. It is a one stop for shopping. Andrey has always been my number one go to person. He is patience and super easy to work with.
      Callum ClarkCallum Clark
      19:10 01 Feb 23
      Love New Standard Building Materials. Great selection. I purchased cedar materials from them. More like a combination of high-quality hardware store and a dry goods store. Very high-service and friendly.
      Michael HamiltonMichael Hamilton
      07:01 31 Jan 23
      Roxy and Andrey are the best! They are unbelievably knowledgeable, patient and professional. New Standard Building Materials is the go to place for all hardware and wood working needs. The results were fantastic. We have an old house with lots of issues and never go anywhere else.
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      Contact Us Today for Expert Guidance!

      Ready to complete your siding project with the right accessories? Contact our team for a free consultation and quote. We’re here to help you find the perfect solutions for your project.
      Vitality On Howell Exterior

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      514 Lee St, Seattle

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      2305 W Raye St, Seattle

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      104 N 101st St Seattle

      104 N 101st St, Seattle

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      Frequently Asked Questions About Siding Accessories

      We offer a range of siding accessories, including trims, starter strips, corner posts, flashing, and more.
      Our team can help you select the best accessories based on your siding type and installation needs.
      Yes, our accessories are made from high-quality materials designed to withstand the elements.
      While many accessories are designed for easy installation, we recommend consulting with a professional for optimal results.
      Pricing varies based on the type and brand of the accessory. Contact us for a free quote tailored to your project.
      Yes, we provide next-day delivery services to ensure you receive your accessories promptly.

      Request a free estimate


        Seal any gaps in the exterior or interior of your construction with good quality, waterproof caulk to keep out bugs, water and draft.
        We have every type of nail you need for construction projects, from common nails to roofing and siding nails.
        Whether you are working on a large construction project or an interior design job, you'll want to use the right staple for the material you intend to fasten to get the best results.
        Our collection of wooden vents help ensure maximum ventilation whereas our mounting blocks support all exterior fixtures. Both come in a variety of colors and styles to meet your needs.
        Choose wood vent covers that will blend in with your flooring and complement your home decor.
        We offer fiber cement blocks that are easy to install and provide a clean and finished look.
        Our pressure treated strips give you extra durability and protection from termites and rot. These are perfect for a variety of uses including siding, masonry and insulation.

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        206-338-4894 Text Us

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