MTI Designer 112 Installation And Operational Manual page 8

Installation and Operational
Rough-In Chart For Freestanding Tubs
With Direct Tee Drain
MTI RECOMMENDS USING CLEAR 100% SILICONE SEALANT. DO NOT USE PLUMBER'S PUTTY.
Tub models with direct-tee toe tap drain kits are designed to install with tub drain aligned directly above drain
pipe. Rough-in waste pipe from center of drain to top outside edge of tub. A box-out in the floor is required to
accommodate the drain assembly.
MODEL # MEASUREMENT
147*
180*
* These tub models do not have an access panel behind the waste & overflow. The overflow assembly is pre-installed at the factory
for ease of installation with the balance of the PVC direct-tee drain kit provided for completion of drain installation.
Rough-In Chart For Freestanding Tubs
With Integrated Overflow And Toe Tap Drain Kit
MTI RECOMMENDS USING CLEAR 100% SILICONE SEALANT. DO NOT USE PLUMBER'S PUTTY.
Tub models with an integrated overflow are designed to install with tub drain aligned directly above drain pipe. Rough
in waste pipe from center of drain to top outside edge of tub. These tub models require only the waste to be
installed on-site. Without access from below, box out around the drain pipe approximately 3" to allow trimming
drain pipe below grade.
MODEL # MEASUREMENT
232
238
239A
241
PVC Drain Fitting
(approx. 3" overall diameter")
5 / mtibaths.com
Manual ° Designer
X
7.5"
12"
X
12.25"
13"
10"
12.25"
Waste Flange
Tub
Rubber Gasket (1/2")
1 1/2" schedule 40 PVC pipe
(Inserts approximately 3/ 4 " into PVC drain fitting)
Collection ° Acrylic Freestanding Tubs
These tub models are designed
to conceal the overflow pipe
between the walls of the tub.
Floor
X
X
Floor