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Direct Replacement
SD508S18R8
Supplying Demand SD508S18R8 508S18R8 18-INCH Starting Collar With Holes and Sealant for 2-INCH Duct Board.
SKU: SD508S18R8
$12.93
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Part Numbers (Replaces)2 Variants
508S18R8SD508S18R8
508S18R8SD508S18R8
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For Service Pros
Running Service Calls Every Day? Unlock Pro / Wholesale Pricing.
Business and Wholesale accounts are built for repair professionals, service teams, and qualified resellers who need reliable parts, preferred pricing, and streamlined reordering.
Business / Repair Professional
For independent technicians, contractors, and service teams.
- Contractor pricing for repair professionals
- Faster checkout and easier reordering
- Tools designed around service work
Wholesale / Reseller
For qualified resellers, retailers, and high-volume buyers.
- Wholesale pricing opportunities
- Partnership options for resellers and retailers
- Pricing shaped around business volume and mix