Description
The Grundfos 99886916 is a factory-genuine EPDM gasket kit designed to deliver reliable, leak-free sealing for Grundfos circulator pump connections in 1-1/4″ and 1-1/2″ sizes. Sold as a convenient 2-pack, this kit ensures you have the right gasket on hand for both pipe sizes commonly used in residential and commercial hydronic heating systems.
Product Overview
EPDM (Ethylene Propylene Diene Monomer) is a premium elastomer widely specified in hydronic and plumbing applications for its outstanding resistance to heat, water, and steam. These gaskets provide a secure, long-lasting seal at pump unions and flanged connections, helping to prevent costly leaks and system downtime.
Key Features
- Genuine Grundfos OEM replacement gaskets
- EPDM material for superior heat, water, and steam resistance
- Compatible with 1-1/4″ and 1-1/2″ pump connections
- 2-pack provides gaskets for both pipe sizes in one purchase
- Ideal for use during pump installation, service, or union replacement
- Designed for residential and light commercial hydronic heating systems
Applications
- Grundfos circulator pump union connections
- Hydronic heating system piping
- Hot water distribution systems
- Boiler loop and zone piping connections
Specifications
- SKU: 99886916
- Brand: Grundfos
- Material: EPDM
- Compatible Pipe Sizes: 1-1/4″ and 1-1/2″
- Quantity: 2-Pack
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