When a subfloor becomes warped or delaminated (swells and deteriorates), it is no longer level or structurally sound. Depending on the situation, you can either sand down areas of the subfloor … Leveling subfloor for Kerdi shower tray. Here’s our guide to fixing an uneven subfloor: Step 1: Assess the situation. This is accomplished by cutting your cement board into the shape of the desired surface. The Join and Catino shower trays do not come with a reinforcement plate below floor level, therefore you will only need to make sure that there is a 7cm space for the shower waste, plus the thickness of the tray, between the shower subfloor and the finished/tiled floor. is_redirect && ! Check the manufacturer’s instructions to see if you are dealing with a shimmed-up shower pan or a mortared-in shower pan. is_confirmation;var mt = parseInt(jQuery('html').css('margin-top'), 10) + parseInt(jQuery('body').css('margin-top'), 10) + 100;if(is_form){jQuery('#gform_wrapper_4').html(form_content.html());if(form_content.hasClass('gform_validation_error')){jQuery('#gform_wrapper_4').addClass('gform_validation_error');} else {jQuery('#gform_wrapper_4').removeClass('gform_validation_error');}setTimeout( function() { /* delay the scroll by 50 milliseconds to fix a bug in chrome */ jQuery(document).scrollTop(jQuery('#gform_wrapper_4').offset().top - mt); }, 50 );if(window['gformInitDatepicker']) {gformInitDatepicker();}if(window['gformInitPriceFields']) {gformInitPriceFields();}var current_page = jQuery('#gform_source_page_number_4').val();gformInitSpinner( 4, 'https://blog.cityfloorsupply.com/wp-content/plugins/gravityforms/images/spinner.gif' );jQuery(document).trigger('gform_page_loaded', [4, current_page]);window['gf_submitting_4'] = false;}else if(!is_redirect){var confirmation_content = jQuery(this).contents().find('.GF_AJAX_POSTBACK').html();if(!confirmation_content){confirmation_content = contents;}setTimeout(function(){jQuery('#gform_wrapper_4').replaceWith(confirmation_content);jQuery(document).scrollTop(jQuery('#gf_4').offset().top - mt);jQuery(document).trigger('gform_confirmation_loaded', [4]);window['gf_submitting_4'] = false;}, 50);}else{jQuery('#gform_4').append(contents);if(window['gformRedirect']) {gformRedirect();}}jQuery(document).trigger('gform_post_render', [4, current_page]);} );} );. As you run the straight edge (the actual screed, the term is … If this seems way out of line with your situation -your subfloor looks great and you only have one low corner- you might consider a self leveling compound. What is the most cost effective way o... How to lower moisture levels for laminate flooring installation. A flooring underlayment can help to smooth out any remaining peaks and valleys in the subfloor and prevent problems down the line. Required fields are marked *, [gravityform id="4" title="false" description="false" ajax="true"], If you’ve applied enough mortar to raise the level of your flooring, your drain may be sunken down in comparison to your floor. how to install a shower subfloor Shower remodel . The entire bottom of the shower pan needs to sit on a flat, level surface. As water finds level … Although the shims aren’t necessary, they help to prevent problem areas. In both cases, dry-fit the … Use a straight edge and occasionally check for level. DO NOT SAND, CUT, OR MAKE ANY CHANGES/MODIFICATIONS TO THE SURFACE OF THE SHOWER PAN WHATSOEVER. Vote. Testing the moisture level in a concrete slab. The subfloor for the shower is not … Press J to jump to the feed. For floor-level planning, you have various options available to you: The modern, extra-shallow shower tub (made of enamelled steel or sanitary acrylic) is installed practically at floor-level and merges visually with the floor area. That does not mean you can have a 45 degree angle from your door to the cabinet (although I suppose you could if you wanted), it just means if your floor is not absolutely level it will not negatively affect your tile installation. Step 2: If you’re performing this service for a client, be sure to manage their expectations. You can have a flat floor where all points are in the same plane, but it’s not level. If you are able to pinpoint the problem and determine that you must rip up the old subfloor and install a new one, or repair the joists that hold it up, let your customer know that the scope of the project includes more than just installing a new floor. Step 3 - Attach Drain Assembly to Shower Base . One-level wet rooms. Your subfloor must be level and cleared off. The process of fixing an uneven subfloor depends on the type of material you’re dealing with and the cause of the problem. So, how do you fix an uneven subfloor? Photo Credit: Sean Gillies on Flickr. This usually means that either the floor itself or the subfloor underneath is experiencing problems. I am planning to install water proof vinyl plank in the bathroom the subfloor is not level do i need to address this issue before i start laying the vinyl. The primary objective is to support the weight of the built up shower pan and provide a durable subfloor in the event of the natural processes of home settling and seismic movements. This is something you definitely want to repair to ensure a smooth and even final product. Hopefully, your tiling hasn't been laid on an uneven bed. I have stripped the walls to the studs and have removed all the flooring except the subfloor.