Landlord-Tenant—Breach of Warranty of Habitability—Water Damage—Court Considered Tenant’s Conduct in Impeding Landlord’s Access for Repairs and Trying to Impose His View of How Repairs Should Be Done in Awarding 35 Percent Rent Abatement

A landlord commenced a summary nonpayment proceeding against a tenant, seeking to recover possession of a duplex apartment (apartment). The tenant answered and asserted counterclaims for breach of warranty of habitability (warranty).