Boss 535 Multi-Purpose Polyurethane Sealant Black
Regular price $10.45The Boss 535 Multi-Purpose Polyurethane Sealant Black is a caulk & sealant for jobs that require Boss model/MPN 144557 in the TB sell unit. A high quality, elastic, 1-component, professional grade sealant based on Polyurethane.
Key Specs
- Brand: Boss
- Model / MPN: 144557
- SKU: BOS144557
- Sell unit: TB
- Product type: Caulk & Sealant
- Size / color: 300 mL
- Category: Building Materials | Building Materials/Caulk & Sealant
Key Features
- Very good adhesion to most substrates
- Qualifies for LEED credits
- Good UV Resistance and color stability
- Long life reliability
- Interior & exterior uses
- Paintable with most paint systems
Coverage & How Much You Need
Coverage or yield is not specified in the available product details. Use the manufacturer installation instructions and project takeoff before converting the job size into order quantity.
Compatibility / Fitment
Use this item only when the brand, model/MPN, size/color, sell unit, and system type match the project specification. Do not substitute it for a different caulk & sealant, pack size, color, membrane/system family, or installation condition without checking the manufacturer instructions.
FAQs
What exactly am I ordering?
Boss 535 Multi-Purpose Polyurethane Sealant Black, sold as TB, with SKU BOS144557 and manufacturer model/MPN 144557.
What model or part number should I match?
Match model/MPN 144557 and confirm the brand is Boss. If the job spec lists a different model, size, color, or system family, hold for review.
What unit is the price based on?
This listing is built around the TB sell unit. Confirm the unit before comparing price, quantity, or coverage.
How do I estimate quantity?
Coverage or yield is not specified in the available product details. Use the project takeoff and manufacturer instructions before estimating quantity.
What should be checked before purchase?
Confirm the model/MPN, sell unit, size/color, jobsite condition, compatible system components, and any manufacturer installation limits before approving the order.
Roofing and exterior-envelope work can involve fall hazards, weather exposure, fumes, adhesives, and system-specific installation requirements; follow the manufacturer instructions, OSHA-safe work practices, and local code or use a qualified contractor.
Product Expert Notes
Choose this item when Boss model/MPN 144557, SKU BOS144557, and the TB sell unit match the project requirement. It is best treated as an exact-match material selection, not a generic substitute.
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