Master Deluxe M40506 (4-55-M40506) hot tub filter cartridge (50 FT²). Replaces Pleatco PRB50-IN Filter.

Diameter	5"
Length	13 5/16"
Size	50 sq ft
Top	2 1/8" hole
Bottom	2 1/8" hole
Model	4-55-M40506
Replaces	Pleatco PRB50-IN Unicel C-4950 Filbur FC-2390

The Master Deluxe High Flow, Low Pressure Drop core combined with REEMAY® filtration fabric creates better water flow and filtration for crystal-clear water.

Compatibility

Aber Hot Tubs
Accent Spas
Acryx-Maax Spas
Alps Spas
American Spas
Apollo Spas
Aqua Mystic Spas
Aqua Tech Spas
Aquiform-Infinity Spas
Arcadia Spas
Artesian Spas
Atera Spas
Baja Spas
Beachcomber
Belize Spas
Blue Falls Manufacturing Ltd.
Blue Pacific Spas
Bullfrog Spas
Cal Spas
Caldera Spas
Charisma Spas
Clipper Spas
Coast Mountain Spas
Coast Spas
Coleman Spas
Columbia Spas
Crystal Waters Spas
Custom Molded Products
Diamond Back Spas
Discovery Spas
Dynasty Spas
Emerald Spas
Four Winds / Streamline Spas
Freedom Spas
Gatsby Spas
Great Lakes Home & Resort
H2O Spas
Haughs
Haven Spas
Hawkeye Spas
Heldor Spas
Honey Tubs
Hydro Spa
Hydropool Industries
Icon / Keyes Spas
Infinity Spas-TN
Islander Spas
J.E.M. Spas
Jacuzzi Premium
Leisure Bay Manufacturing
Maax Spas
Marathon Spas
Midwest Spas
Millennium Spas
Moonwater Spas
Morgan Spas
Nordic Hot Tubs: Sport Edition
Northwest Spas
Ontario Spas
Orca Bay Spas
Pageant Spas
Pentair Pool Products -Rainbow Plastics
Phoenix Spas
QCA
Rising Dragon
River Valley Spas
Rubadub Tub
Safari Spas
Seahorse Spas
Sequoia Design
Sierra Spas
Signature Spas
Sonoma Spas
Southwest Spas
Spa Crest
Spas Direct
Streamline Spas
Strong Industries
Sun Coast Spas
Sun Ray Spas
Sun West Spas
Sunbelt Spas
Suncountry Spas
Sundance Spas
Sunrise Spas
Sunset Spas
Superior Spas
Tiara Spas
Tuff Spa
US Spas
US Tooling & Spas
Viking Spas
Vita Spas
Warm Springs Spa
Waterway Plastics
Wind River Spas
Zone Spas

Nordic Hot Tubs Filters

4-55-M40506 Filter (PRB50-IN)

4-55-M40355 Filter for Nordic Retreat

Nordic Hot Tub Filter Lid With Basket

Nordic 25Sq Foot Filter Canister

Nordic Filter Baskets

Nordic Filter Gasket

ULTRA-S10