Offered for the first time this exquisite Single-Family home located in a cul-de-sac setting on a premium custom landscaped lot where luxury, comfort, convenience and peace of mind are rolled into one. Entering this beautiful home you will immediately notice the quality and attention to detail starting with the 2 story foyer, impressive oak dual staircase with iron spindles, extensive wood molding, and hardwood flooring throughout the entire first floor with porcelain tile in kitchen and solarium. The chef's kitchen comes complete with 42 inch cabinets, granite counters, tile backsplash, stainless steel Kitchen Aid appliances, oversized island with prep sink, five burner cooktop, pantry and beverage center. Not only does it offer ample space for cooking, but the layout is an entertainer's dream. The light filled solarium w/ fireplace provides space for all your large gatherings with easy access glass sliders that lead directly to the back patio w/ firepit, covered deck and custom quartz plaster in-ground pool. Graced with high ceilings, family room comes complete floor to ceiling stoned gas fireplace to warm you up on those cool evenings. Generously sized living and dining rooms with shadow box and crown molding provide ample space for all your entertaining needs and holiday gatherings alike. Rounding out the first floor, you'll find a spacious home flex room that can be used as a bedroom or office. First floor full bath (perfect for in-law suite). Upstairs, the enormous master bedroom includes three walk-in closets, a sitting area/office, and large en suite master bathroom complete with his and her vanities, a custom tiled shower and a jetted tub. The open hallway leads to 4 additional large bedrooms, a hall bathroom with two sinks, generous sized laundry room w/ utility sink and large linen closet. Wonderful additional finished living space is found in the lower level offering plenty of room for: movie watching (wired for 9.2 surround sound), game playing, a pool table, an exercise area plus unfinished areas for storage. Lower level also offers a half bath and outside walk up exit to driveway / backyard. 3 car garage with 9 foot wide garage doors, Watts Radiant in floor Hydronic Radiant Heat with thermostats in every bedroom, 2 Zoned HVAC. too many upgrades to list (please see upgrade list) Partially fenced yard fully fenced in pool. This home checks off ALL the boxes Just a short commute to King of Prussia and Plymouth Meeting, this location offers easy access to 422, 29, 363, 476 and major routes of travel. This one will be sure to impress even the most discerning buyer. https://www.dropbox.com/s/ay03kf8equsmvb0/12%20Marielle%20Drive.mp4?dl=0