Baffle Refractory Board Set – 2729A | Replaces PR-ISO2205 | Fits Astria, Superior, Lennox, BIS Fireplaces | Set of 2

Baffle Refractory Board Set – 2729A | Replaces PR-ISO2205 | Fits Astria, Superior, Lennox, BIS Fireplaces | Set of 2 | Superwool Plus | 2100°F Rated | Made in USA

Restore heat retention and secondary combustion in your high-performance wood fireplace with the Lynn Manufacturing 2729A Baffle Refractory Board Set. This OEM-style two-piece set replaces PR-ISO2205 and delivers durable, consistent performance for Montecito, Bainbridge, Brentwood, Tradition series and more.

Crafted in the USA from Superwool Plus, this rigidized ceramic-fiber alternative is engineered for extreme heat while offering a safer, GHS-label-free composition and a precision fit for long-term reliability.

Key Features

• Direct OEM Replacement – Replaces PR-ISO2205 two-piece refractory baffle set

• Broad Model Compatibility – Fits multiple Astria, Superior, Lennox, and BIS units

• High Heat Resistance – Rated up to 2100°F for consistent thermal protection

• Safer Material – Superwool Plus is GHS-label free, non-carcinogenic, and durable

• Shiplap Joint – Boards interlock for a tight, stable fit in your firebox

• Made in the USA – Built with quality and precision by Lynn Manufacturing

Specifications

• Product Name: Replacement Baffle Refractory Board Set

• Part Number: 2729A

• Replaces: PR-ISO2205

• Compatibility: Astria: Montecito, Montecito-B, Montecito Estate (non-CAT), Bainbridge

• Compatibility: Superior: WCT6920, WCT4920, WRT4920

• Compatibility: Lennox: Brentwood, Brentwood SP, Brentwood LP

• Compatibility: BIS: Tradition, Tradition CE, Ultima-1, Ultima CF

• Size (Mated): 23" x 12-3/8" x 1" with shiplap joint

• Material: Rigidized grey Superwool Plus (ceramic fiber alternative)

• Temperature Rating: Up to 2100°F

• Quantity: Set of 2 boards

• Manufacturer: Lynn Manufacturing

• Country of Origin: USA

Compatibility / Pairs well with

• Pairs well with: BIS (Security) Parts

Important Note

• This product is a refractory baffle board set made from Superwool Plus (a ceramic-fiber alternative). It is not glass and does not replace viewing window glass panels.

Why Choose Our Baffle Refractory Board Set?

Baffles are critical for maintaining a hot secondary burn zone, improving efficiency, and helping meet EPA performance expectations. The Lynn Manufacturing 2729A provides a safe, high-performance upgrade with a precision fit, extreme heat resistance, and dependable durability—order with confidence to rejuvenate your fireplace’s combustion performance.