Same Great Products from Dow, but a Whole New Look

February 6, 2020


After years of finding your favorite Dow HVAC-R/Plumbing sealants in the familiar white-label packaging, these sealants have a brand-new look. The new sealant packaging incorporates high-impact graphics and specific colors that reference different product types. These are the same high-quality Dow sealant products you’ve trusted over the years, just with an updated look. 


DOWSIL™ 700 Industrial Grade Silicone Sealant



  • Physical Form

  • Non-slumping paste



  • Resistant to weathering

  • Withstands temperature extremes; remains flexible from -76 to 350°F (-60 to 177°C) for continuous use and up to 400°F (204°C) for intermittent use

  • Cures at room temperature


DOWSIL™ 706 Hi-Temp Silicone Sealant Red 305ML[JL1] 




  • Bag filters on smokestacks

  • Sealing fired heaters, access doors and flanged pipe joints, flues on gas appliances, heating elements in appliances, plywood drying oven doors, windows in oven doors

  • Other critical bonding and sealing where parts must perform at high temperatures



  • Cures to 100% silicone rubber

  • Resists the effects of sunlight and weather extremes

  • Fast cure, high strength


DOWSIL™ 732 Multi-Purpose Sealant



  • General industrial sealing and bonding applications.

  • Complies with MIL-A-46106 and FDA 177.2600.



  • One-component adhesive/sealant

  • Cures at room temperature when exposed to moisture in the air

  • Acetoxy cure system

  • Non-sag, paste consistency

  • Easy to apply

  • Cures to a tough, flexible rubber

  • Good adhesion to many substrates

  • Stable and flexible from -60ºC to +180ºC (-76ºF to +356ºF), with short peaks up to +205ºC (401ºF)

  • Black version: stable and flexible from -60ºC to +205ºC (-76ºF to +401ºF), with short peaks up to +230ºC (446ºF)

  • Excellent dielectric properties

  • Complies with MIL-A-46106

  • Complies with FDA 177.2600

  • Available in white, black or clear


DOWSIL™ 736 Heat Resistant Sealant

Non-slumping sealant designed for sealing and bonding applications exposed to temperatures as high as 315°C (600°F)



  • Sealing and encapsulating heating elements in appliances

  • Aerospace gasketing

  • Moving oven belts

  • Industrial ovens 

  • Bag filters on smokestacks

  • Other critical bonding, sealing, potting, encapsulating and protective coatings where parts must perform at high temperatures



  • Will not sag or run

  • May be applied overhead or on side walls

  • May be used in applications with continuous exposure to 260°C (500°F) and intermittent exposure to 315°C (600°F)


DOWSIL™ 1437 Industrial Sealant



  • Curing sealant

  • Perfect for use in OEM, maintenance, and industrial assembly

  • Ideally suited for automated application systems



  • Wide temperature range

  • Fast cure 

  • Bonds well to metal, glass, and most plastics. 


DOWSIL™ HVAC Silicone Sealant



  • Heating, ventilation, air conditioning and refrigeration applications

  • On most glass, plastic, metal, painted surfaces, fiberglass and ceramic substrates

  • Sealing refrigerator and air conditioner interiors, around electrical boxes and equipment, and joints in food, dairy and beverage/coolers/display units

  • Forming watertight seals around outdoor vents, pipe openings and electrical penetrations when properly applied



  • Cures to 100% silicone rubber

  • Resistant to sunlight and weather extremes

  • Fast cure, high strength

  • Meets the requirements of FDA Regulation No. 21 CFR 177.2600


DOWSIL™ Tub and Tile Sealant



  • One-part acetoxy cure silicone sealant

  • Perfect for non-porous surface applications requiring a mildew-resistant sealant



  • Adhesion to ceramic

  • Mildew resistant


Contact Us 

Be on the lookout for these newly designed packages. To learn more about Dow HVAC-R/Plumbing Sealants and all the great products and brands offered by Lentus, visit our website today.



#Dow #Dowsil #Lentus #Silicone #SiliconeSealant #Caluk





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