Concrete Cements & Mortars

Concrete Cements & Mortars

Our comprehensive selection of chimney mortar and fireplace cements are designed to withstand high temperatures and provide exceptional durability for chimney repairs and fireplace construction. Whether you're sealing cracks, building a new chimney, or repairing existing masonry, our range of mortars, cements and concrete ensures long-lasting performance and safety for your fireplace and chimney system. Trust Lindemann Chimney for all your chimney mortar and fireplace cement needs.

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  • Heat Stop Refractory Mortar Heat Stop Refractory Mortar, alternate image 1
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    Heat Stop Refractory Mortar

    $49.99 - $140.00
    Heat Stop (premixed) and Heat Stop II (dry mix) are refractory mortars developed for installation of firebrick in masonry fireplace installations. These also have many other uses such as in chimneys, boilers, furnaces, kilns, etc.  Heat Stop...
    SKU:
    Heat Stop Refractory Mortar
    Weight:
    0.00 LBS
    $49.99 - $140.00
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    $49.99 - $140.00
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  • CrownSafe CrownSafe Back Label
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    Crown Safe Clear Elastic Sealant

    $155.95
    SUPERIOR ADHESION & FINISHED CLEAR Bonds quickly with surfaces under extreme weather conditions while still preserving it's original look. Why distort the natural appearance of a chimney crown or roof with other products when Crown Safe applies and...
    SKU:
    Crown Safe Clear Elastic Sealant
    Weight:
    0.00 LBS
    $155.95
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    $155.95
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  • ChimneySaver - Advanced Water Repellent, 5 Gallon ChimneySaver - Advanced Water Repellent, 5 Gallon, alternative 1
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    ChimneySaver - Advanced Water Repellent, 5 Gallon

    $262.87
    ChimneySaver VOC Compliant Solvent Base is ideal for both initial treatments and subsequent reapplications. Unlike common hardware store products, it's 100% vapor permeable, ensuring it won't trap water vapors within the chimney bricks, thus preventing...
    SKU:
    750863
    Weight:
    60.00 LBS
    $262.87
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    $262.87
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  • Chamber Safe Parging Tool Chamber Safe Parging Tool, alternate image 1
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    Chamber Safe Parging Tool

    $115.50
    The Chamber Safe Parging Tool is the perfect addition to any professional chimney technician's arsenal! This tool allows the user to reach into tall or narrow smoke chambers and easily apply Chamber Safe refractory parging material. Designed and tested...
    SKU:
    720605
    Weight:
    2.00 LBS
    $115.50
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    $115.50
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  • Cleanburn Castable Refractory Cement - 25 lb. pail
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    Cleanburn Castable Refractory Cement - 25 lb. pail

    $55.99
    A dry-mix cement that sets and dries as hard as fire brick. Cleanburn cement is perfect for casting into custom designs, as it will hold its shape while drying; building firepits, and much more!  It can be used as the sole material when casting a...
    SKU:
    720625
    Weight:
    25.00 LBS
    $55.99
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    $55.99
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  • CrownPrep Masonry Crown Conditioner
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    CrownPrep Masonry Crown Conditioner

    $45.33
    Improve Performance and Prep Existing Crowns with CrownPrep Masonry Crown Conditioner! ChimneySaver CrownPrep is a proprietary water-based acrylic conditioner. It conditions and consolidates nearly all porous cement/mortar crown washes prior to...
    SKU:
    750455
    Weight:
    5.00 LBS
    $45.33
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    $45.33
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  • Castable Firebrick Cement Castable Firebrick Cement, alternate image 1
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    Castable Firebrick Cement

    $32.99 - $100.99
    This Castable Firebrick Cement comes in a handy 12.5 lb. or 50 lb. tub and is well up to the task of sealing your masonry to masonry joints. This Castable Firebrick Cement must be heat cured, after which it can withstand 2000° F temperatures, and...
    SKU:
    Castable Firebrick Cement
    Weight:
    0.00 LBS
    $32.99 - $100.99
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    $32.99 - $100.99
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  • Chamber Safe - 5 gal. Chamber Safe - 5 gal., alternate image 1
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    Chamber Safe - 5 gal.

    $119.95
    Chamber Safe is a UL Listed high performance, refractory parging material designed to strengthen, streamline, and restore the critical smoke chamber area in masonry chimneys. The preferred choice of chimney professionals, Chamber Safe smooths jagged,...
    SKU:
    720607
    Weight:
    33.00 LBS
    $119.95
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    Qty in Cart: 0
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    $119.95
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  • All (Cold) Weather CrownCoat - 1 Gallon All (Cold) Weather CrownCoat - 1 Gallon, alternate image 1
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    All (Cold) Weather CrownCoat - 1 Gallon

    $111.29
    Cold Weather CrownCoat is a brushable, elastomeric coating that, when cured, forms a flexible waterproof membrane designed to repair and protect chimney crowns from moisture intrusion. Cold Weather CrownCoat cures naturally in above freezing temperatures...
    SKU:
    750406
    Weight:
    14.00 LBS
    $111.29
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    Qty in Cart: 0
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    $111.29
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  • Masonry VenTubes (Package of 12)
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    Masonry VenTubes (Package of 12)

    $158.36
    Ventubes are hollow cylinders constructed of 100%, 304 series stainless steel. Each tube is 1/2" in diameter and 4 1/2" in length. A wire screen is welded in the front of each tube to prevent insect intrusion. VenTubes provide cross ventilation in...
    SKU:
    750719
    Weight:
    1.00 LBS
    $158.36
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    $158.36
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  • HeatShield Cerfractory Foam - 25 lb. pail HeatShield Cerfractory Foam - 25 lb. pail, alternate image 1
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    HeatShield Cerfractory Foam - 25 lb. pail

    $192.73
    HeatShield Cerfractory Foam is an insulating, high-temperature refractory mortar, developed specifically for spray coating smoke chamber walls. When properly applied, it will restore the integrity of your fireplace. This product will insulate, seal gaps,...
    SKU:
    750411
    Weight:
    25.00 LBS
    $192.73
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    $192.73
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  • ChimneySaver Paint "N" Peel Fireplace Cleaner - 1 gal. ChimneySaver Paint "N" Peel Fireplace Cleaner - 1 gal., alternate image 1
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    ChimneySaver Paint "N" Peel Fireplace Cleaner - 1 gal.

    $114.00
    The product is brushed on and then dries to a thick, rubbery, non-hazardous film in 24 - 48 hours. When completely dry, it is easily peeled away from the masonry. Paint “N” Peel Fireplace Cleaner saves you time and eliminates the hassle of...
    SKU:
    759003
    Weight:
    10.00 LBS
    $114.00
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    Qty in Cart: 0
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    $114.00
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  • Crack & Joint Sealant - 1/2 Gallon Crack & Joint Sealant - 1/2 Gallon, alternate image 1
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    Crack & Joint Sealant - 1/2 Gallon

    $179.29
    A unique, breathable, silicone elastomer - like a paintable caulk - that you can use for sealing minor cracks and defects in mortar joints. Product is easy-to-use and will save you the time and expense of tuckpointing.Looking for additional product...
    SKU:
    759002
    Weight:
    5.00 LBS
    $179.29
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    Qty in Cart: 0
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    $179.29
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  • PWR Powdered Water Repellent - 1 lb. container
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    PWR Powdered Water Repellent - 1 lb. container

    $50.33
    This Powdered Water Repellent is used to add to mortar/concrete mixes for repairs, tuckpointing, and rebuilds. This product makes mortar permanently waterproof. This PWR prevents a follow up trip for waterproofing. Easily repair and waterproof on the...
    SKU:
    759001
    Weight:
    1.33 LBS
    $50.33
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    Qty in Cart: 0
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    Price:
    $50.33
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  • Brick & Mortar Cleaner-2.5 Gallon
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    Brick & Mortar Cleaner-2.5 Gallon

    $60.32
    Brick & Mortar Cleaner is a powerful cleaner that won’t produce toxic fumes or cause burns. It safely removes most stains from masonry including rust, efflorescence, and mortar splatter. It won’t blacken, streak or damage metals, such as...
    SKU:
    755025
    Weight:
    22.00 LBS
    $60.32
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    Qty in Cart: 0
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    Price:
    $60.32
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  • Chimney Masonry Patch Exterior-10.3 Oz. Cartridge
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    Chimney Masonry Patch Exterior-10.3 Oz. Cartridge

    $19.99
    Chimney Masonry Patch is easily applied to broken or missing mortar joints in chimneys or cracks in steps, sills, sidewalks or foundations. It dries to a hard, tough, weather-resistant finish in a natural concrete color. In a few minutes, it skins over...
    SKU:
    742903
    Weight:
    1.00 LBS
    $19.99
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    Qty in Cart: 0
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    Price:
    $19.99
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  • Seal It Right- 800 Degree Black Latex - 10.3 oz. Cartridge
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    Seal It Right- 800 Degree Black Latex - 10.3 oz. Cartridge

    $23.71
    Use Seal It Right for direct vent appliances to create a gasket seal. It easily releases for cleaning and inspection, and withstands temperatures up to 800° F with no harsh odors.
    SKU:
    742910
    Weight:
    2.00 LBS
    $23.71
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    Qty in Cart: 0
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    Price:
    $23.71
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  • Form foil-9" x 50"- 1 Roll
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    Form foil-9" x 50"- 1 Roll

    $180.60
    FormFoil - a sticky, adhesive backed, aluminum foil flashing
    SKU:
    751006
    Weight:
    6.00 LBS
    $180.60
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    Qty in Cart: 0
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    Price:
    $180.60
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  • Crownsaver Crown Repair System-5 Gallon pail
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    Crownsaver Crown Repair System-5 Gallon pail

    $125.69
    CrownSaver is a strong, cement based, long term crown repair product made with a blend of polymer modified hydraulic cements and powdered water repellent. For best results, cover the crown with FormFoil - a sticky, adhesive backed, aluminum foil flashing...
    SKU:
    750439
    Weight:
    34.00 LBS
    $125.69
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    Qty in Cart: 0
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    Price:
    $125.69
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  • Super Red 600 Degree Silicone Sealant
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    Super Red 600 Degree Silicone Sealant

    $22.99
    This Super Red High Temperature Sealant comes in a 10.3 oz cartdridge of RTV silicone sealant. Super Red is a neutral cure - which has no odor - and is their ultra-performance sealant formula. This sealant dries red to match some types of masonry, brick,...
    SKU:
    742907
    Weight:
    2.00 LBS
    $22.99
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    Qty in Cart: 0
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    Price:
    $22.99
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