Ultra Light Deep Fill

Benefits of Spex•Crete™ 350 Super Set

Ultra Lightweight

Spex•Crete™ 350 SS has a dry bulk density of ~ 2.8 - 3.25 pounds per square foot at 1" thick. This means you can go after those jobs that have strict weight per square foot requirements. Please note that Spex•Crete™ 350 SS is not a wear surface and needs to be topped with Spex•Crete™ 5000 W SLU.

Improved Set Time

Spex•Crete™ 350 SS has an improved set time meaning you can return the floor to service faster than other deep fill products.

All In One Mix Design

This material is an all in one system which means improved batch accuracy. All you have to do is add water and mix!

Easy to Install

Spex•Crete™ 350 SS is very easy to mix and pump. Our lightweight particles incorporate well into the mix and this makes for an easy system to work with. Use a gauge rake and/or smoother to manipulate the material to the depths of your choice.

Spex•Crete™ 350 SS Advantages over Foam Board as Deep Fill

Easy install; One Pass
Quickly and easily levels uneven depths throughout the floor
Pumpable and flows around obstructions
Self-flashing, saving labor of cutting and taping foam board
Monolithic Layer; no seams to tape
Accurate install saving cost on expensive self leveler
Compatible with sound mat
Great adhesion to subfloor and self leveler overlay
Improved worker safety; no carrying / cutting foam board, little to no kneeling
Improved compressive strengths of lightweight leveler
Top the next day with most self-levelers
Less prone to puncture from cleats

Spex•Crete™ 350 Super Set

Spex•Crete™ 350 SS Mixes Easily

Using a Strong Mixer, the material consistency from batch to batch is very accurate. This makes for an easier install and a better finished product that you can be proud of.

Pumping Spex•Crete™ 350 SS

Spex•Crete™ 350 SS Mixes Easily

Pumping is very efficient and easy when working with Spex•Crete™ 350 SS. The pumping action was simple. All you have to do is aim the hose where you want Spex•Crete™ 350 SS to be placed and that is where the material goes.

Spex•Crete™ 350 SS

SpexCrete Ultra Lightweight Underlayment Pumping

Pumpable

Easy to Place and Finish

SpexCrete 350 ULU pumps easily with most commonly used commercial underlayment pumps.

SpexCrete 350 SS Ultra Lightweight Underlayment Placing

Easy to Place and Finish

Use traditional installation tools like a gauge rake and smoother to place and finish SpexCrete 350 ULU.

SpexCrete 350 SS Ultra Lightweight Underlayment Fills 3x the void at the same weight as SLUs

Weight Savings

Capping SpexCrete 350 SS ULU

Fill 3x the void space for the same weight with Spex•Crete™ 350 SS ULU!!

SpexCrete Lightweight Underlayment Flooring System

Capping SpexCrete 350 SS ULU

SpexCrete 350 ULU is not a wear surface. Prime then cap with SpexCrete 5000 W SLU to complete your lightweight flooring install.

Spex•Crete™ 350 SS ULU Features & Benefits

Minimal Dead Load

Improved Productivity

Minimal Dead Load

Weighs approximately 2.8 - 3.25 pounds per square foot at 1"!

Ready to Mix

Improved Productivity

Minimal Dead Load

No special foaming equipment is needed on the job site. This means that you will have consistent batches every time!

Improved Productivity

There is no need to add bead or sand on the jobsite. Just Add Water, Mix, Pump and Place!

Batch Consistency

Improved Yield Per Truckload

Improved Productivity

Manufactured to Exacting Specifications To Give You Consistent Quality Job to Job.

Packaged in ~2 cubic foot bags or Super Sacks.

Workability

Improved Yield Per Truckload

Spex•Crete™ 350 SS ULU is very easy to pump, place and finish. It can even be sloped!

Improved Yield Per Truckload

Delivers Greater Yields Per Truckload (~15,960+ sf at 1") - Improving Your Project Profits, Decreasing your Carbon Footprint and Minimizing Freight Costs Per Square Foot!

Self Flashing

Buildings/Construction

Spex•Crete™ Lightweight Concrete is self flashing. This feature reduces the amount of self leveling underlayment loss that leaks under your foam board and helps save labor.

Buildings/Construction

Spex•Crete™ 350 SS Ultra Lightweight Underlayment is perfectly designed for historical renovations, multi-family, mixed use residential/office, mass timber construction and more!

Deep Fill

Buildings/Construction

Deep Fill

Installation depths for Spex•Crete™ 350 SS ULU are up to 6 inches per lift.

Warranty Information

Warranty: Spex•Crete warrants that this product, at the time of shipment, conforms to the specifications noted in the sections above. All other information provided herein is to be used as guidance only and there are no warranties relating to the information which extend beyond the description on the face hereof. ALL OTHER WARRANTIES, INCLUDING WITHOUT LIMITATION THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE EXCLUDED. Spex•Crete has a sole obligation and the sole and exclusive remedy under this limited warranty shall be the replacement of any defective Spex•Crete product if justified by Spex•Crete. No warranty is given for any technical advice or recommendations provided by Spex•Crete. Buyer waives all claims under this limited warranty unless it has given written notice and proof of defect to Spex•Crete within 15 days of delivery.

Ultra Lightweight Leveling - Deep Fill Flooring

Spex•Crete™ 350 Super Set

Spex•Crete™ 350 SS

Benefits of Spex•Crete™ 350 Super Set

Ultra Lightweight

Improved Set Time

All In One Mix Design

Easy to Install

Spex•Crete™ 350 SS Advantages over Foam Board as Deep Fill

Spex•Crete™ Advantages Over Foam Board

Spex•Crete™ 350 Super Set

Spex•Crete™ 350 SS Mixes Easily

Spex•Crete™ 350 SS Mixes Easily

Spex•Crete™ 350 SS Mixes Easily

Pumping Spex•Crete™ 350 SS

Spex•Crete™ 350 SS Mixes Easily

Spex•Crete™ 350 SS Mixes Easily

Spex•Crete™ 350 SS TDS

Technical Documents

Applications

Historical Restoration

Historical Restoration

Historical Restoration

Apartments

Historical Restoration

Historical Restoration

High Rise

Historical Restoration

Mixed Use Construction

Mixed Use Construction

Mixed Use Construction

Mixed Use Construction

Hotels

Mixed Use Construction

Corporate Offices

Corporate Offices

Mixed Use Construction

Corporate Offices

Spex•Crete™ 350 SS

Pumpable

Easy to Place and Finish

Easy to Place and Finish

Easy to Place and Finish

Easy to Place and Finish

Easy to Place and Finish

Weight Savings

Capping SpexCrete 350 SS ULU

Capping SpexCrete 350 SS ULU

Capping SpexCrete 350 SS ULU

Capping SpexCrete 350 SS ULU

Capping SpexCrete 350 SS ULU

Spex•Crete™ 350 SS ULU Features & Benefits

Minimal Dead Load

Improved Productivity

Minimal Dead Load

Ready to Mix

Improved Productivity

Minimal Dead Load

Improved Productivity

Improved Productivity

Improved Productivity

Batch Consistency

Improved Yield Per Truckload

Improved Productivity

Workability

Improved Yield Per Truckload

Improved Yield Per Truckload

Improved Yield Per Truckload

Improved Yield Per Truckload

Improved Yield Per Truckload

Self Flashing

Buildings/Construction

Buildings/Construction

Buildings/Construction

Buildings/Construction

Buildings/Construction

Deep Fill

Buildings/Construction

Deep Fill

Connect With Us