REX SynFelt® is a high strength woven synthetic roof underlayment that can save you 50% in labor and time expense, compared to 30# felt.

TECHNO SB®ULTRA is a 100% synthetic woven roof underlayment offering high tear strengths including a slip resistant back side surface for added walking traction and a cool grey spunbond non-woven fabric walking surface.

TECHNO SB®50 is a 100% synthetic woven roof underlayment offering high tear strengths, including a tacky back-side slip resistant coating for added walking traction and a cool grey spunbond non-woven fabric surface.

TECHNOply® is a 100% synthetic woven roof underlayment offering high tear strengths, a proprietary walking surface and most important a green solution to today’s ecological building technology. TECHNOply® is the GREEN answer to asphaltic felt paper.

TECHNO SB®25 is a 100% synthetic woven roof underlayment offering high tear strengths including a slip resistant back side surface for added walking traction and a cool grey spunbond non-woven fabric walking surface.

REX™ StormRoof Wrap offers many advantages over the old blue tarps when temporary roof protection is needed.

Whether your project is new construction, an addition, or repair, rely on MFM Building Products for the best in underlayment technology solutions. Our family of self-adhesive, self-sealing membranes offers it all: unmatched selection, proven performance, and ease of handling and installation. The days are long past when fully adhered underlayments were limited to key "problem" areas such as flashing, valleys, low slopes and pitches. Today’s underlayments are called upon to provide a trusted line of defense against water damage across the whole roof deck in the event the main roofing material fails. The choices are complex, involving all kinds of roofing materials, all kinds of substrates, and all kinds of climates. MFM underlayments help you match performance and cost factors for virtually every job.