Minimum design and construction standards for affordable units: Affordable housing units within market-rate developments shall be integrated with the rest of the development and shall be identical to the market-rate units in size, design, appearance, construction, building systems such as HVAC, electrical and plumbing, and quality and types of materials used in all interior space including bedrooms, kitchen, bathrooms, living rooms, studies, hallways, closets, garages and basements and provided with identical amenities and appliances such as, but not limited to, decks, central vacuum cleaning systems, stoves, refrigerators, compactors, disposals, dishwashers and landscape fencing, walls and plantings unless otherwise approved in the special permit by the Planning Board. No changes to these standards may be made by the Planning Board without the approval of the Housing Partnership.