Pentair Brass Plaster Ring for Large Stainless Steel Pool Light Niche | 79211600Z
The Pentair 79211600Z Brass Plaster Ring is a genuine OEM replacement component designed for large Pentair stainless steel underwater pool light niches installed in concrete and gunite swimming pools. This replacement ring provides the proper mounting and finishing interface around the front of compatible pool light niches during installation, repair, or pool resurfacing.
Manufactured to Pentair's original equipment specifications, the 79211600Z is an ideal replacement for damaged, deteriorated, or missing plaster rings. Its durable brass construction makes it suitable for compatible underwater lighting installations where a secure, properly finished niche opening is required.
Product Features
- Genuine Pentair OEM Part: Original manufacturer replacement plaster ring for compatible Pentair pool light niches.
- Brass Construction: Durable metal material designed for compatible pool lighting installations.
- Large Stainless Steel Niche Compatibility: Specifically designed for compatible full-size Pentair stainless steel pool light niches.
- Concrete and Gunite Applications: Used in plaster-finished swimming pools.
- Replacement and Repair: Suitable for restoring damaged or deteriorated niche plaster rings.
- Pool Resurfacing Applications: Useful during pool renovations when existing niche mounting and finishing components require replacement.
- OEM Fitment: Designed to match the specified Pentair large stainless steel niche configuration.
Product Specifications
- Manufacturer: Pentair
- Manufacturer Part Number: 79211600Z
- Previous / Alternate Part Number: 79211600
- Distributor Part Number: AMP-301-0096
- Product Type: Pool Light Niche Plaster Ring
- Material: Brass
- Finish: Brass
- Compatible Niche Type: Large Stainless Steel Pool Light Niche
- Pool Construction: Concrete / Gunite
- Application: Underwater Pool Light Niche Installation and Repair
- Approximate Shipping Dimensions: 8" x 8" x 1"
- Approximate Product Weight: 0.8 lb
- UPC: 788379886851
- Quantity: 1 Brass Plaster Ring
Compatible Pentair Pool Light Niches
The Pentair 79211600Z is designed for compatible large stainless steel underwater pool light niches used in concrete swimming pool installations.
- Pentair 78210400 – Large Stainless Steel Niche, 3/4" Top Hub
- Pentair 78210500 – Large Stainless Steel Niche, 1" Top Hub
- Pentair 78210600 – Large Stainless Steel Niche, 1" Rear Hub
- Other Pentair large stainless steel gunite pool light niches specifically requiring plaster ring 79211600Z
Compatibility: This plaster ring is intended for compatible large stainless steel niches. It is not a universal replacement for small spa light niches, plastic niches, or vinyl and fiberglass pool niche sealing rings.
Common Applications
- Concrete swimming pool construction
- Gunite pool light niche installations
- Pool resurfacing and replastering projects
- Repairing damaged pool light niche plaster rings
- Restoring compatible stainless steel light niche mounting areas
- Renovation of existing underwater pool lighting installations
When to Replace a Pool Light Niche Plaster Ring
The plaster ring provides the finishing interface around the front of a compatible underwater pool light niche. Over time, the original component may become damaged or deteriorated, especially during pool resurfacing or niche repairs.
- Original plaster ring is cracked, damaged, or deteriorated.
- Existing ring has excessive corrosion or physical damage.
- Pool resurfacing requires replacement of the original mounting component.
- Ring is missing or damaged during niche repair.
- Existing plaster ring no longer provides a suitable finishing interface.
Installation Information
The Pentair 79211600Z is designed for installation on compatible large stainless steel underwater light niches in concrete or gunite pools. Installation is generally performed during pool construction, renovation, or resurfacing when the niche opening is accessible.
- Drain and prepare the swimming pool as required for the repair or resurfacing project.
- Disconnect electrical power to the underwater pool lighting system.
- Identify the existing Pentair large stainless steel light niche.
- Verify that the 79211600Z is the correct replacement plaster ring.
- Inspect the niche housing, mounting area, bonding connections, and surrounding plaster for damage.
- Remove the deteriorated plaster ring according to Pentair's repair instructions.
- Install the replacement brass plaster ring in the correct position.
- Complete the pool plaster or surface finishing work according to the applicable installation requirements.
- Have the lighting assembly and electrical safety components inspected before returning the pool to service.
Installation Safety: Underwater lighting installation and repair should be performed by qualified pool professionals and electricians familiar with Pentair lighting equipment and applicable electrical codes.
Related Pentair Pool Light Niches
Complete your pool lighting installation or repair with these genuine Pentair large stainless steel light niches available from Aqua Pool Supply.
- Pentair 78210400 – Large Stainless Steel Pool Light Niche, 3/4" Top Hub – Genuine Pentair niche for concrete pool installations requiring a 3/4-inch top conduit hub.
- Pentair 78210500 – Large Stainless Steel Pool Light Niche, 1" Top Hub – Genuine Pentair niche for concrete pool installations requiring a 1-inch top conduit hub.
Pentair Large Stainless Steel Niche Parts Diagram
Find additional replacement components using our Pentair Large Stainless Steel Light Niche Parts Diagram.
The illustrated parts diagram includes replacement niche plaster rings, sealing rings, gasket sets, mounting hardware, and related lighting installation components.
Additional Pentair Pool Lighting Components
Browse Pentair pool light niches and replacement parts for additional underwater lighting accessories and installation components.
Package Includes: One (1) genuine Pentair 79211600Z Brass Plaster Ring for Large Stainless Steel Pool Light Niches.
Important: This listing includes the brass plaster ring only. The complete underwater light niche, light fixture, lens, electrical components, mounting hardware, and installation materials are not included unless otherwise specified.
Compatibility Note: Confirm the existing niche type and Pentair replacement part number before purchasing. The 79211600Z is designed for compatible large stainless steel gunite pool light niches and is not interchangeable with all Pentair niche sealing or mounting components.
Hours Of Operation:
Monday - Friday: 7:00 am to 5:00 pm Phoenix Time
Saturday: 8:00 am to 2:00 pm
Sunday: Closed
- We do not ship on Saturday or Sunday.
- Orders totaling more than $300 will require signature confirmation upon delivery.
- We process and prepare orders for shipment within 1 business day. Please note that many other pool supply retailers require 3–5 days of handling time before shipping.
- Orders placed after 1:00 pm Phoenix Time may not be eligible for same-day shipment.
- Expedited shipping options are available at checkout.
Return Policy:
- Products that are received damaged will receive a refund in store credit.
- Most products are eligible for return within 30 days of receipt, except where noted below.
- To initiate a return, please complete an RMA form prior to sending your item back.
- Original shipping costs are non-refundable and will be deducted from the return credit.
- Items returned missing accessories or original packaging, or that are not in the same condition as received, may be subject to a restocking fee of up to 100% depending on the condition of the item upon return.
- Some returns will be charged an automatic 15% restocking fee.
- We are unable to issue refunds for items that have been damaged or rendered inoperable due to installer error.
- Please complete the return form to receive your RMA number and return shipping label.
- Chemical products are not eligible for return under any circumstances.
- The Pentair Colorsync 618031 is not eligible for return.
- Pool cleaners are not eligible for return.
- Opened seals and o-rings are not eligible for return.
- Capacitors are not eligible for return.
- Plastic popup tools are not eligible for return.
- Automation components and circuit boards are not eligible for return.
- If a light is returned due to a reported malfunction and is found to be fully operational upon testing, return shipping costs and a restocking fee will be deducted from the refund.
- Orders refused at the time of delivery will be subject to the original shipping costs being deducted from the refund.



