Würth Baer Supply CompanyWürth Baer Supply Company•Built For Those Who Build The World™
    (800) 289-2237
    Vernon Hills, IL
    (800) 289-2237
    Vernon Hills, IL
    Home
    Sign in / Register
    • Quick Order
    • Quotes
    • Promotions
    • Careers
    • Help
    • Contact
    Mobile app

    Why Shop With Us?

    • Lorry and clock graphic

      BUY "YOUR WAY"

      Order by 24/7 by web, contact our sales reps or call by phone.

    • Shopping bag with heart graphic

      One Stop Shop

      What you need, when you need it, all in one place.

    • Trolley graphic

      Next Day Delivery

      Most orders ship same day.

    • Supprt headphone graphic

      Expert Support Team

      Advice and support from knowledgeable professionals.

    Need help? Call(800) 289-2237

    Company Information

    • About Our Company
    • Who is Reinhold Würth?
    • Contact Us / Locations
    • Return Policy
    • Shipping Policy
    • Careers
    • Sales Tax and Exemption
    • Credit Application
    • ACH / e-Check Registration
    • Terms & Conditions
    • Privacy Notice
    • Accessibility Statement
    • Help
    • FAQ
    • Pay Invoices Online

    Shop With Us

    • Shop by Brand
    • Clearance
    • Daily Discounts
    • Catalogs
    • Vendor Literature
    • Download Our Mobile App

    Services

    • SAM.gov - CAGE Code: 1UXJ6
    • Architects & Designers Portal
    • ORSY - Inventory Management Solution
    • Machinery

    Contact

    • Toll-free (800) 289-2237
    • Website Support (800) 944-2237 x4444
    • Support via Text / SMS (800) 289-2237
    Compliance LogoThe logo of Viking CloudThe logo of FSCCARB 2 Compliant
    Vender Freight
    Routing
    • Our Blog (opens in a new tab)
    • LinkedIn (opens in a new tab)
    • Facebook (opens in a new tab)
    • Instagram (opens in a new tab)
    • YouTube (opens in a new tab)
    • TikTok (opens in a new tab)
    • Pinterest (opens in a new tab)
    • X (formerly Twitter) (opens in a new tab)
    Compliance LogoThe logo of Viking CloudThe logo of FSCCARB 2 Compliant
    Vender Freight
    Routing
    Approved US Government VendorCage Code: 1UXJ6

    Copyright © 2004-2026, Würth Baer Supply Company. All Rights Reserved.

    Terms & ConditionsPrivacy NoticeAccessibilityDo Not Sell My Personal InformationWürth ComplianceSite FeedbackSitemap
    Clear Sealers
    1. Home
    2. Solvents, Stains & Finishes
    3. Clear Sealers
    Item # FN4201205-GAL • Mfr # 5933833

    ISOLANTE SEALER 1G, 420-1205-S1GL

    Description

    ISOLANTE SEALER 1G For Demanding Wood Jobs

    ISOLANTE SEALER 1G identifies Chemcraft Selva Pro Isolante 2K Sealer in a 1-gallon size, so finishers get a shop-ready quantity for serious production or detailed custom work. This sealer is designed to enhance adhesion on exotic or oily substrates, which supports confident finishing on woods that normally resist standard coatings. The product offers a strong bond that helps the finish system stay anchored to challenging surfaces under normal woodshop use. Its barrier coat properties create an isolating layer between the substrate and subsequent coatings, which helps control interaction between layers in complex finish schedules. The sealer also provides ease of sandability, so between-coat prep goes faster and feels more controlled on flat or profiled parts. These traits make it ideal for high-end wood applications where appearance and finish build are critical on specialty species and other demanding surfaces.

    Key Sealer Details That Support Finish Quality

    • Selva Pro Isolante 2K Sealer is designed to enhance adhesion on exotic or oily substrates, which directly supports reliable finishing on woods that typically shed or reject conventional coatings in shop environments.
    • The product offers a strong bond, which helps the entire finish stack stay intact on demanding projects and reduces the likelihood of coating failure during normal handling and service.
    • Its barrier coat properties create a distinct isolating layer, which helps separate sensitive substrates from topcoats and supports more predictable color and sheen results in multi-step finishing systems.
    • The sealer features ease of sandability, which allows technicians to level and smooth the surface efficiently between coats while maintaining control over film thickness and scratch pattern.
    • This sealer is described as ideal for high-end wood applications, which aligns it with projects where substrate behavior, finish clarity, and process consistency all matter to the final result.

    Sealer Use On Exotic Or Oily Substrates

    Selva Pro Isolante 2K Sealer is described as designed to enhance adhesion on exotic or oily substrates, so it plays a specific role when standard systems struggle to grip the surface. By forming a strong bond on these challenging woods, the sealer helps the rest of the coating system behave more like it does on uniform, easier-stock materials. The product also offers barrier coat properties, so it functions as an intermediate layer between the substrate and additional coats, which supports more controlled finishing sequences. Because the sealer provides ease of sandability, technicians can dial in flatness and surface feel before proceeding, which supports consistent film build across panels, frames, or detailed parts.

    Where This Chemcraft Clear Sealer Fits Best

    Using The Sealer On High-End Wood Projects

    Selva Pro Isolante 2K Sealer is described as ideal for high-end wood applications, so it fits projects where substrate choice, finish clarity, and smoothness are central to the job. The sealer is designed to enhance adhesion on exotic or oily substrates, which supports work on specialty woods that are common in premium cabinetry, furniture, or architectural elements. Its strong bond helps the coating system stay attached when those woods naturally present oils or extractives at the surface. Because the product offers barrier coat properties, it creates an intermediate layer that can help stabilize how stains or clear topcoats sit on the wood. This matters when a finisher wants a repeatable appearance across different boards or components drawn from the same exotic species. Ease of sandability further supports these high-end projects by letting the user refine the surface quickly, which helps deliver smooth final coats on visible faces and edges.

    How Barrier And Sandable Properties Support Workflow

    The sealer's barrier coat properties give it a defined role in a finishing sequence, as it sits between the substrate and subsequent coatings and helps manage how those layers interact. On exotic or oily substrates, that barrier action supports more predictable performance from the rest of the system, because the sealer carries the load of bonding to the difficult surface. The product's strong bond helps maintain coating integrity through normal handling and installation, which matters when parts move from machining to finishing to jobsite conditions. Its ease of sandability means technicians can level fibers or minor surface irregularities without heavy effort, helping maintain schedule while still preparing a smooth base. When combined, these traits allow the sealer to serve as a working foundation coat, aligning adhesion, film build, and surface prep steps in one product targeted at demanding wood applications.

    Practical Questions About ISOLANTE SEALER 1G Use

    What is Selva Pro Isolante 2K Sealer designed to do?

    Selva Pro Isolante 2K Sealer is designed to enhance adhesion on exotic or oily substrates, so it helps coating systems grip woods that typically challenge conventional finishes.

    How does the strong bond of this sealer help in use?

    The sealer's strong bond helps the finish layers stay attached to challenging substrates, supporting coating durability during normal woodworking handling and service.

    Why are barrier coat properties important on exotic woods?

    The barrier coat properties create a separating layer over exotic or oily substrates, which helps topcoats behave more predictably in multi-step finishing systems.

    How does ease of sandability affect shop workflow?

    Ease of sandability allows technicians to level and smooth the sealed surface quickly, supporting consistent film build and finish quality between coats.

    What types of projects are ideal for this sealer?

    The sealer is described as ideal for high-end wood applications, aligning it with premium cabinetry, furniture, or millwork using exotic or oily substrates.

    How does this Chemcraft clear sealer support finish consistency?

    This Chemcraft clear sealer provides a strong, sandable barrier coat, helping achieve uniform appearance and surface feel across challenging wood components.

    Select ISOLANTE SEALER GAL For Challenging Woods

    ISOLANTE SEALER GAL, identified by Chemcraft as Selva Pro Isolante 2K Sealer, is designed to enhance adhesion on exotic or oily substrates, so it targets jobs where standard sealers struggle. Its strong bond, barrier coat properties, and ease of sandability work together as a foundation step in high-end wood applications. For finishers building systems around demanding woods, this chemistries-driven sealer supplies an engineered starting layer to support appearance, film build, and workflow on specialty projects.

    Color/Finish
    Clear
    Base
    Polyurethane
    Product Type
    Isolante Sealer
    Size
    1 Gallon(US)
    Solid Content
    24 %
    Shelf life
    12 Month
    Pot Life
    4 h
    Suitable for exterior use
    No
    Min./max. tack-free after / conditions
    30-60 min / at 20°C
    Manufacturer Series
    Selva Pro
    Dry to sand at 68 degree F
    4 h
    Supplier Pack Size
    4
    Sold In
    1
    Color/Finish
    Clear
    Base
    Polyurethane
    Product Type
    Isolante Sealer
    Size
    1 Gallon(US)
    Solid Content
    24 %
    Shelf life
    12 Month
    Pot Life
    4 h
    Suitable for exterior use
    No
    Min./max. tack-free after / conditions
    30-60 min / at 20°C
    Manufacturer Series
    Selva Pro
    Dry to sand at 68 degree F
    4 h
    Supplier Pack Size
    4
    Sold In
    1
    0Cart
    0Cart
    5 Gallon(US)1 Gallon(US)
    Chemcraft
    $57.78/Gallon
    ISOLANTE SEALER 1G, 420-1205-S1GL
    Item# FN4201205-GAL / MFR Part # 5933833
    Gallon
    Gallon
    In Stock

    Sold In: 1 Gallon

    Gallon

    Not Available

    This item is not available in certain regions. For better experience please Sign in or register.